.page-products {
  --pd-gap: clamp(14px, 2.2vw, 24px);
  --pd-pad: clamp(28px, 5vw, 68px);
  background: var(--ink);
  color: var(--paper);
  overflow-x: clip;
}

.page-products .cs-h2,
.page-products .cs-h3 {
  margin: 0;
}

.page-products .cs-text {
  color: rgba(245, 239, 227, .78);
  margin: 12px 0 0;
}

/* 面包屑 */
.page-products .pd-crumb {
  padding-top: 18px;
}

.page-products .cs-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--sand);
}

.page-products .cs-breadcrumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--gold-deep);
}

.page-products .cs-breadcrumb a {
  color: rgba(245, 239, 227, .7);
  text-decoration: none;
}

.page-products .cs-breadcrumb a:hover {
  color: var(--gold);
}

/* 首屏框景 */
.page-products .pd-hero {
  padding: clamp(20px, 4vw, 36px) 0 clamp(34px, 6vw, 64px);
  background:
    radial-gradient(120% 90% at 88% -10%, rgba(217, 164, 65, .18), transparent 62%),
    radial-gradient(90% 70% at 0% 110%, rgba(184, 58, 46, .2), transparent 66%);
}

.page-products .pd-hero__inner {
  position: relative;
  display: grid;
  gap: clamp(26px, 4vw, 44px);
  padding: clamp(20px, 3.4vw, 48px);
  border: 1px solid var(--line);
  border-radius: var(--r-l);
  background: linear-gradient(158deg, rgba(34, 27, 22, .94), rgba(20, 16, 14, .98));
  box-shadow: var(--shadow);
}

.page-products .pd-hero__inner::before {
  content: "";
  position: absolute;
  inset: 9px;
  border: 1px solid rgba(217, 164, 65, .16);
  border-radius: calc(var(--r-l) - 8px);
  pointer-events: none;
}

.page-products .pd-hero__lead {
  position: relative;
  z-index: 1;
}

.page-products .pd-hero__lead .cs-display {
  margin: 14px 0 0;
  font-size: clamp(30px, 7vw, 64px);
}

.page-products .pd-hero__lead .cs-lead {
  margin-top: 16px;
  color: rgba(245, 239, 227, .82);
  font-size: clamp(15px, 2.4vw, 18px);
  line-height: 1.8;
}

.page-products .pd-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-products .pd-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: clamp(22px, 3.4vw, 34px) 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line-soft);
  list-style: none;
  font-size: 13px;
  color: rgba(245, 239, 227, .66);
}

.page-products .pd-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 24px;
  letter-spacing: .02em;
  color: var(--gold);
}

.page-products .pd-hero__shot {
  margin: 0 auto;
  width: 100%;
  max-width: 330px;
}

.page-products .cs-figure__media {
  border-radius: var(--r-m);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-soft);
}

.page-products .cs-figure__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .cs-figure__cap {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--sand);
}

/* 状态面板 */
.page-products .pd-panel-section {
  padding: 0 0 clamp(36px, 6vw, 72px);
}

.page-products .pd-panel {
  padding: clamp(20px, 3vw, 36px);
  border: 1px solid var(--line);
  border-radius: var(--r-l);
  background: linear-gradient(180deg, rgba(34, 27, 22, .92), rgba(20, 16, 14, .98));
}

.page-products .pd-panel__head {
  display: grid;
  gap: 12px;
}

.page-products .pd-panel__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(245, 239, 227, .62);
}

.page-products .pd-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 20px 0 0;
}

.page-products .pd-tabs .cs-pill {
  text-decoration: none;
}

.page-products .pd-status {
  display: grid;
  gap: 2px;
  margin-top: 22px;
  border-radius: var(--r-m);
  overflow: hidden;
  background: var(--line-soft);
}

.page-products .pd-status__col {
  padding: 18px 16px;
  background: var(--ink-soft);
}

.page-products .pd-status__label {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0;
  font-size: 13px;
  letter-spacing: .06em;
  color: rgba(245, 239, 227, .74);
}

.page-products .pd-status__dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--jade-light);
  box-shadow: 0 0 0 4px rgba(46, 139, 132, .2);
}

.page-products .pd-status__value {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(22px, 3vw, 28px);
  color: var(--gold);
}

.page-products .pd-status__meta {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(245, 239, 227, .64);
}

/* 安装步骤 */
.page-products .pd-steps-section {
  padding: clamp(36px, 6vw, 72px) 0;
  background: linear-gradient(180deg, rgba(140, 42, 34, .12), transparent 70%);
}

.page-products .pd-steps-grid {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
}

.page-products .pd-steps-col .cs-h2 {
  margin-top: 10px;
}

.page-products .pd-steps {
  margin-top: 24px;
}

.page-products .pd-step {
  position: relative;
  padding: 14px 16px 14px 60px;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-m);
  background: var(--ink-soft);
}

.page-products .pd-step + .pd-step {
  margin-top: 14px;
}

.page-products .pd-step:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 33px;
  top: 58px;
  bottom: -15px;
  width: 1px;
  background: var(--line);
}

.page-products .pd-step summary {
  display: flex;
  align-items: center;
  gap: 12px;
  list-style: none;
  cursor: pointer;
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--paper);
}

.page-products .pd-step summary::-webkit-details-marker {
  display: none;
}

.page-products .pd-step__num {
  position: absolute;
  left: 12px;
  top: 12px;
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--gold);
  background: rgba(217, 164, 65, .12);
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--gold);
}

.page-products .pd-step__title {
  display: block;
}

.page-products .pd-step__body {
  padding-top: 10px;
}

.page-products .pd-step__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(245, 239, 227, .7);
}

.page-products .pd-steps-figure {
  margin: 0;
}

.page-products .pd-steps-figure .cs-figure__media {
  border-color: rgba(217, 164, 65, .3);
}

/* 练习房间主题带 */
.page-products .pd-band-section {
  position: relative;
  margin: clamp(30px, 5vw, 60px) 0;
  padding: clamp(56px, 8vw, 92px) 0 clamp(52px, 7vw, 84px);
  background:
    radial-gradient(100% 80% at 85% 0%, rgba(184, 58, 46, .5), transparent 60%),
    linear-gradient(150deg, var(--cinnabar-deep), var(--cinnabar));
  clip-path: polygon(0 3%, 100% 0, 100% 97%, 0 100%);
}

.page-products .pd-eyebrow--light {
  color: var(--gold);
}

.page-products .pd-h2--light {
  color: var(--paper);
  margin-top: 10px;
}

.page-products .pd-text--light {
  color: rgba(245, 239, 227, .86);
}

.page-products .pd-band-head {
  max-width: 720px;
}

.page-products .pd-rooms {
  display: flex;
  gap: 14px;
  margin-top: clamp(24px, 4vw, 38px);
  padding-bottom: 10px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-products .pd-room {
  flex: 0 0 74%;
  max-width: 270px;
  scroll-snap-align: start;
  padding: 18px;
  border: 1px solid rgba(245, 239, 227, .26);
  border-radius: var(--r-m);
  background: rgba(20, 16, 14, .62);
}

.page-products .pd-room__name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  color: var(--paper);
}

.page-products .pd-room__num {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--gold);
}

.page-products .pd-room__desc {
  margin: 10px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(245, 239, 227, .82);
}

.page-products .pd-band-figure {
  margin: clamp(22px, 4vw, 36px) 0 0;
}

.page-products .pd-band-figure .cs-figure__media {
  border-color: rgba(245, 239, 227, .3);
}

.page-products .pd-band-figure .cs-figure__cap {
  color: rgba(245, 239, 227, .74);
}

/* 资料文档（浅色分区） */
.page-products .pd-docs-section {
  padding: clamp(48px, 8vw, 92px) 0 clamp(56px, 8vw, 96px);
  background: var(--paper);
  color: var(--ink);
  clip-path: polygon(0 0, 100% 2.4%, 100% 100%, 0 97.6%);
}

.page-products .pd-eyebrow--dark {
  color: var(--cinnabar);
}

.page-products .pd-h2--dark {
  margin-top: 10px;
  color: var(--ink);
}

.page-products .pd-text--dark {
  color: rgba(20, 16, 14, .74);
}

.page-products .pd-docs-head {
  max-width: 720px;
}

.page-products .pd-docs {
  display: grid;
  gap: var(--pd-gap);
  margin-top: clamp(24px, 4vw, 38px);
}

.page-products .pd-doc-card {
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid rgba(169, 118, 42, .34);
  border-radius: var(--r-l);
  background: #fffdf7;
  box-shadow: 0 24px 50px -46px rgba(20, 16, 14, .9);
}

.page-products .pd-doc-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 3vw, 24px);
  font-weight: 800;
  color: var(--ink);
}

.page-products .pd-doc-card__desc {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(20, 16, 14, .76);
}

.page-products .pd-doc-card__list {
  margin: 16px 0 0;
  padding: 16px 0 0;
  border-top: 1px dashed rgba(169, 118, 42, .4);
  list-style: none;
  font-size: 13.5px;
  line-height: 1.85;
  color: rgba(20, 16, 14, .7);
}

.page-products .pd-doc-card__list li {
  position: relative;
  padding-left: 18px;
}

.page-products .pd-doc-card__list li + li {
  margin-top: 6px;
}

.page-products .pd-doc-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--jade);
}

.page-products .pd-doc-figure {
  margin: clamp(24px, 4vw, 40px) 0 0;
}

.page-products .pd-doc-figure .cs-figure__media {
  border-color: rgba(169, 118, 42, .4);
}

.page-products .pd-doc-figure .cs-figure__cap {
  color: rgba(20, 16, 14, .58);
}

/* 更新记录 */
.page-products .pd-log-section {
  padding: clamp(40px, 6vw, 80px) 0;
}

.page-products .pd-log-grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
}

.page-products .pd-log-grid .cs-h2 {
  margin-top: 10px;
}

.page-products .pd-log {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
}

.page-products .pd-log__row {
  display: grid;
  gap: 8px;
  padding: 16px 12px;
  border-bottom: 1px solid var(--line-soft);
  transition: background .2s var(--ease);
}

.page-products .pd-log__row:hover,
.page-products .pd-log__row:focus-within {
  background: rgba(217, 164, 65, .07);
}

.page-products .pd-log__ver {
  font-family: var(--font-mono);
  font-size: 20px;
  letter-spacing: .06em;
  color: var(--gold);
}

.page-products .pd-log__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(245, 239, 227, .74);
}

.page-products .pd-log__tag {
  display: inline-block;
  margin-bottom: 6px !important;
  padding: 2px 10px;
  border-radius: var(--pill);
  border: 1px solid rgba(127, 200, 191, .5);
  font-size: 12px !important;
  color: var(--jade-light) !important;
}

.page-products .pd-log-figure {
  margin: 0;
}

/* 常见问题 */
.page-products .pd-faq-section {
  padding: clamp(44px, 7vw, 84px) 0 clamp(52px, 8vw, 88px);
  background: var(--paper);
  color: var(--ink);
}

.page-products .pd-faq-head {
  max-width: 680px;
}

.page-products .pd-faq {
  display: grid;
  gap: 12px;
  margin-top: clamp(22px, 4vw, 34px);
}

.page-products .pd-faq__item {
  border: 1px solid rgba(169, 118, 42, .3);
  border-radius: var(--r-m);
  background: #fffdf7;
  padding: 0 16px;
}

.page-products .pd-faq__item summary {
  position: relative;
  padding: 15px 30px 15px 0;
  list-style: none;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--ink);
}

.page-products .pd-faq__item summary::-webkit-details-marker {
  display: none;
}

.page-products .pd-faq__item summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 12px;
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid rgba(169, 118, 42, .5);
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--gold-deep);
}

.page-products .pd-faq__item[open] summary::after {
  content: "−";
}

.page-products .pd-faq__body {
  padding: 0 0 16px;
}

.page-products .pd-faq__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(20, 16, 14, .74);
}

/* 延伸链接 */
.page-products .pd-more {
  margin-top: clamp(28px, 4vw, 44px);
  padding-top: clamp(22px, 3vw, 32px);
  border-top: 1px solid rgba(169, 118, 42, .34);
}

.page-products .pd-more__text {
  margin: 0;
  max-width: 640px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(20, 16, 14, .72);
}

.page-products .pd-more__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.page-products .pd-cta--ink {
  color: var(--ink);
  border-color: rgba(20, 16, 14, .3);
}

/* 平板与桌面 */
@media (min-width: 720px) {
  .page-products .pd-status {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .pd-rooms {
    overflow: visible;
    flex-wrap: wrap;
  }

  .page-products .pd-room {
    flex: 1 1 calc(33.333% - 14px);
    max-width: none;
  }

  .page-products .pd-log__row {
    grid-template-columns: 120px minmax(0, 1fr);
    gap: 20px;
    align-items: start;
  }

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

@media (min-width: 940px) {
  .page-products .pd-hero__inner {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, .82fr);
    align-items: center;
  }

  .page-products .pd-hero__shot {
    max-width: 340px;
  }

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

  .page-products .pd-steps-figure {
    position: sticky;
    top: 96px;
  }

  .page-products .pd-log-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: start;
  }

  .page-products .pd-room {
    flex: 1 1 calc(33.333% - 14px);
  }

  .page-products .pd-panel__head {
    grid-template-columns: minmax(0, 1fr) minmax(0, .8fr);
    align-items: end;
    gap: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pd-log__row {
    transition: none;
  }
}
<<<END>>>