.page-products {
  --pr-line: var(--line-gold);
  --pr-panel: var(--indigo-2);
  --pr-deep: var(--indigo);
  --pr-pad: clamp(20px, 3.6vw, 36px);
}

.page-products .pr-top {
  padding-top: 18px;
}

/* 首屏 */
.page-products .pr-hero {
  position: relative;
  padding-block: clamp(26px, 5.5vw, 58px) clamp(34px, 6vw, 68px);
  overflow: hidden;
}

.page-products .pr-hero::before {
  content: "";
  position: absolute;
  inset-inline: 0;
  top: 0;
  height: 6px;
  background: linear-gradient(90deg, var(--cinnabar), var(--gold), var(--blue), var(--green), var(--gold-bright));
  opacity: .85;
}

.page-products .pr-hero__inner {
  max-width: 68rem;
}

.page-products .pr-hero__title {
  margin: 14px 0 0;
  line-height: 1.06;
  letter-spacing: -0.02em;
}

.page-products .pr-hero__mark {
  display: inline-block;
  background: linear-gradient(100deg, var(--gold-bright), var(--gold) 55%, var(--cinnabar));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-products .pr-hero__lede {
  margin-top: 20px;
  max-width: 60ch;
  color: var(--text-dim);
}

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

.page-products .pr-stats {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 30px 0 0;
  padding: 0;
}

.page-products .pr-stats li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  border: 1px solid var(--pr-line);
  border-left: 3px solid var(--gold);
  background: var(--pr-panel);
}

.page-products .pr-stats .num {
  font-family: var(--font-mono);
  font-size: clamp(1.35rem, 3vw, 1.9rem);
  line-height: 1;
  color: var(--gold-bright);
}

.page-products .pr-stats li span:last-child {
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--text-dim);
}

/* 版式骨架 */
.page-products .pr-layout {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  padding-bottom: clamp(48px, 8vw, 96px);
  min-width: 0;
}

.page-products .pr-index {
  border: 3px solid var(--pr-line);
  background: var(--pr-panel);
  padding: 14px;
  min-width: 0;
}

.page-products .pr-index__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--gold);
}

.page-products .pr-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-products .pr-index__list a {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 7px 10px;
  border-left: 2px solid transparent;
  color: var(--wool);
  text-decoration: none;
  font-size: 13.5px;
  transition: background .18s var(--ease), border-color .18s var(--ease);
}

.page-products .pr-index__list a span {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--gold);
}

.page-products .pr-index__list a:hover,
.page-products .pr-index__list a:focus-visible {
  background: var(--indigo-3);
  border-left-color: var(--cinnabar);
}

.page-products .pr-boards {
  display: flex;
  flex-direction: column;
  gap: clamp(30px, 5vw, 60px);
  min-width: 0;
}

.page-products .pr-board {
  position: relative;
  background: var(--pr-panel);
  border: 3px solid var(--pr-line);
  padding: var(--pr-pad);
  box-shadow: var(--shadow-hard);
  scroll-margin-top: 96px;
  overflow: hidden;
  min-width: 0;
}

.page-products .pr-board::before {
  content: "";
  position: absolute;
  inset-inline: 0;
  top: 0;
  height: 5px;
  background: linear-gradient(90deg, var(--cinnabar), var(--gold));
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 55%);
  opacity: .9;
}

.page-products .pr-board--android {
  max-width: 780px;
}

.page-products .pr-board--library {
  max-width: 100%;
}

.page-products .pr-board__head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(18px, 3vw, 28px);
}

.page-products .pr-board__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--gold);
}

.page-products .pr-board__head .section-title {
  margin: 0;
}

.page-products .pr-board__intro {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
}

/* 三服务不等宽卡片 */
.page-products .pr-cards {
  display: grid;
  gap: 14px;
}

.page-products .pr-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px;
  background: var(--pr-deep);
  border: 3px solid var(--pr-line);
  box-shadow: var(--shadow-hard-sm);
  transition: transform .18s var(--ease), box-shadow .18s var(--ease), border-color .18s var(--ease);
}

.page-products .pr-card:hover {
  transform: translateY(-4px);
  box-shadow: 8px 14px 0 rgba(11, 10, 9, .55);
  border-color: var(--gold);
}

.page-products .pr-card h3 {
  margin: 0;
  font-size: 18px;
  color: var(--wool);
}

.page-products .pr-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-products .pr-card--wide {
  border-left: 6px solid var(--cinnabar);
}

.page-products .pr-card__meta {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--gold) !important;
}

.page-products .pr-card__meta .num {
  font-size: 15px;
  color: var(--gold-bright);
}

.page-products .pr-card__link {
  margin-top: auto;
  align-self: flex-start;
  font-size: 13.5px;
  color: var(--gold-bright);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
  padding-bottom: 2px;
}

.page-products .pr-card__link:hover {
  color: var(--wool);
  border-bottom-color: var(--cinnabar);
}

/* 安卓导航 */
.page-products .pr-android {
  display: grid;
  gap: 20px;
}

.page-products .pr-groups {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .pr-groups li {
  padding: 10px 0 10px 14px;
  border-left: 3px solid var(--gold);
  background: linear-gradient(90deg, rgba(214, 169, 76, .09), transparent 70%);
}

.page-products .pr-groups__no {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .2em;
  color: var(--gold);
}

.page-products .pr-groups h3 {
  margin: 4px 0 4px;
  font-size: 16px;
  color: var(--wool);
}

.page-products .pr-groups p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-products .pr-groups__tag {
  display: inline-block;
  margin-top: 7px;
  padding: 2px 8px;
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--wool);
  background: var(--indigo-3);
  border: 1px solid var(--pr-line);
}

.page-products .pr-checklist {
  padding: 14px 16px;
  border: 1px dashed var(--pr-line);
  background: rgba(44, 110, 143, .16);
}

.page-products .pr-checklist h3 {
  margin: 0 0 8px;
  font-size: 15px;
  color: var(--gold-bright);
}

.page-products .pr-checklist ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 6px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-products .pr-android__figure {
  margin: 0;
}

.page-products .pr-android__figure img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border: 1px solid var(--pr-line);
  max-width: 100%;
  height: auto;
}

.page-products .pr-android__figure figcaption {
  margin-top: 8px;
  font-size: 12.5px;
  letter-spacing: .05em;
  color: var(--text-dim-2);
}

/* 资料库 */
.page-products .pr-library__figure {
  margin: 0 0 20px;
}

.page-products .pr-library__figure img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 1px solid var(--pr-line);
  max-width: 100%;
  height: auto;
}

.page-products .pr-library__figure figcaption {
  margin-top: 8px;
  font-size: 12.5px;
  color: var(--text-dim-2);
}

.page-products .pr-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 18px;
}

.page-products .filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 13px;
  font-family: inherit;
  font-size: 13.5px;
  color: var(--wool);
  background: var(--pr-deep);
  border: 1px solid var(--pr-line);
  cursor: pointer;
  transition: background .18s var(--ease), border-color .18s var(--ease), color .18s var(--ease);
}

.page-products .filter-btn:hover {
  border-color: var(--gold);
}

.page-products .filter-btn[aria-pressed="true"] {
  background: var(--cinnabar);
  border-color: var(--cinnabar-deep);
  color: #fff;
  font-weight: 700;
}

.page-products .filter-count {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--gold-bright);
}

.page-products .filter-btn[aria-pressed="true"] .filter-count {
  color: #fff;
}

.page-products .pr-cats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  border-top: 1px solid var(--pr-line);
}

.page-products .pr-cat {
  padding: 14px 6px;
  border-bottom: 1px solid var(--pr-line);
  display: grid;
  gap: 4px;
}

.page-products .pr-cat__no {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .18em;
  color: var(--gold);
}

.page-products .pr-cat h3 {
  margin: 0;
  font-size: 15px;
  color: var(--wool);
}

.page-products .pr-cat p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-products .pr-formats {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}

.page-products .pr-format {
  padding: 16px;
  background: var(--pr-deep);
  border: 3px solid var(--pr-line);
  transition: transform .18s var(--ease), box-shadow .18s var(--ease), border-color .18s var(--ease);
}

.page-products .pr-format:hover,
.page-products .pr-format:focus-within {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hard-sm);
  border-color: var(--gold);
}

.page-products .pr-format h3 {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 17px;
  letter-spacing: .12em;
  color: var(--gold-bright);
}

.page-products .pr-format p {
  margin: 0 0 12px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-products .pr-format__tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-products .pr-format__tags li {
  padding: 2px 7px;
  font-size: 11.5px;
  letter-spacing: .05em;
  color: var(--wool);
  background: var(--indigo-3);
  border: 1px solid var(--pr-line);
}

/* 记录查询 */
.page-products .pr-records__grid {
  display: grid;
  gap: 20px;
}

.page-products .pr-rules {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .pr-rules li {
  padding: 10px 0 10px 14px;
  border-left: 3px solid var(--cinnabar);
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-dim);
  background: linear-gradient(90deg, rgba(179, 38, 30, .14), transparent 72%);
}

.page-products .pr-rules strong {
  color: var(--wool);
  font-weight: 700;
}

.page-products .pr-records__note {
  margin: 14px 0 0;
  font-size: 13px;
  color: var(--text-dim-2);
}

.page-products .pr-records__figure {
  margin: 0;
}

.page-products .pr-records__figure img {
  display: block;
  width: 100%;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  border: 1px solid var(--pr-line);
  max-width: 100%;
  height: auto;
}

.page-products .pr-records__figure figcaption {
  margin-top: 8px;
  font-size: 12.5px;
  color: var(--text-dim-2);
}

.page-products .pr-timeline {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .pr-timeline li {
  padding-top: 12px;
  border-top: 2px solid var(--gold);
}

.page-products .pr-timeline__no {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .18em;
  color: var(--gold);
}

.page-products .pr-timeline h3 {
  margin: 5px 0 4px;
  font-size: 15px;
  color: var(--wool);
}

.page-products .pr-timeline p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-dim);
}

/* 装饰带 */
.page-products .pr-band-figure {
  margin: 0;
}

.page-products .pr-band-figure img {
  display: block;
  width: 100%;
  height: clamp(48px, 8vw, 92px);
  object-fit: cover;
  opacity: .7;
  max-width: 100%;
}

/* 会员权益 */
.page-products .pr-member__head {
  display: grid;
  gap: 16px;
  margin-bottom: clamp(18px, 3vw, 26px);
}

.page-products .pr-member__head .section-title {
  margin: 0;
}

.page-products .pr-member__head .pr-board__intro {
  margin-top: 10px;
}

.page-products .pr-member__badge {
  margin: 0;
  justify-self: start;
}

.page-products .pr-member__badge img {
  display: block;
  width: 100%;
  max-width: 180px;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  border: 1px solid var(--pr-line);
  background: rgba(214, 169, 76, .08);
  padding: 10px;
  height: auto;
}

.page-products .pr-perks {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .pr-perks li {
  padding: 14px 16px;
  background: var(--pr-deep);
  border: 1px solid var(--pr-line);
  border-left: 4px solid var(--green);
}

.page-products .pr-perks h3 {
  margin: 0 0 6px;
  font-size: 15px;
  color: var(--gold-bright);
}

.page-products .pr-perks p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--text-dim);
}

/* 上手路径 */
.page-products .pr-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .pr-steps li {
  position: relative;
  padding: 16px 16px 16px 18px;
  background: var(--pr-deep);
  border: 3px solid var(--pr-line);
  border-top: 5px solid var(--cinnabar);
  display: grid;
  gap: 8px;
}

.page-products .pr-steps__no {
  font-family: var(--font-mono);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  line-height: 1;
  color: var(--gold);
  opacity: .7;
}

.page-products .pr-steps h3 {
  margin: 0;
  font-size: 16px;
  color: var(--wool);
}

.page-products .pr-steps p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--text-dim);
}

.page-products .pr-steps a {
  justify-self: start;
  font-size: 13px;
  color: var(--gold-bright);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
  padding-bottom: 2px;
}

.page-products .pr-steps a:hover {
  color: var(--wool);
  border-bottom-color: var(--cinnabar);
}

.page-products .pr-steps__help {
  margin: 20px 0 0;
  padding: 14px 16px;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--text-dim);
  border: 1px dashed var(--pr-line);
}

.page-products .pr-steps__help a {
  color: var(--gold-bright);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
}

.page-products .pr-steps__help a:hover {
  color: var(--wool);
}

/* 断点 */
@media (min-width: 640px) {
  .page-products .pr-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pr-cats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 22px;
  }

  .page-products .pr-records__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: start;
  }

  .page-products .pr-timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 20px;
  }
}

@media (min-width: 760px) {
  .page-products .pr-cards {
    grid-template-columns: 2fr 1fr 1fr;
  }

  .page-products .pr-android {
    grid-template-columns: minmax(0, 1fr) minmax(0, .6fr);
    align-items: start;
  }

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

  .page-products .pr-format__tags li {
    opacity: .5;
    transition: opacity .2s var(--ease);
  }

  .page-products .pr-format:hover .pr-format__tags li,
  .page-products .pr-format:focus-within .pr-format__tags li {
    opacity: 1;
  }

  .page-products .pr-member__head {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: start;
  }

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

@media (min-width: 1024px) {
  .page-products .pr-layout {
    grid-template-columns: 214px minmax(0, 1fr);
    align-items: start;
  }

  .page-products .pr-index {
    position: sticky;
    top: 88px;
  }

  .page-products .pr-index__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
  }

  .page-products .pr-index__list a {
    width: 100%;
  }

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

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

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