.page-products {
  --pv-shadow: 0 18px 44px -26px rgba(20, 26, 24, .5);
  --pv-line: rgba(20, 26, 24, .10);
  --pv-tint: rgba(20, 163, 143, .10);
}

/* 面包屑 */
.page-products .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 18px 0 0;
  list-style: none;
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--ink-45);
}
.page-products .breadcrumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--ink-12);
}
.page-products .breadcrumb a {
  color: var(--ink-70);
  text-decoration: none;
}
.page-products .breadcrumb a:hover {
  color: var(--turquoise-deep);
}

/* 首屏 */
.page-products .prod-hero {
  padding: clamp(26px, 5vw, 60px) 0 clamp(36px, 7vw, 84px);
}
.page-products .hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 6vw, 64px);
  align-items: center;
}
.page-products .hero-copy h1 {
  margin: 10px 0 0;
  font-size: clamp(2rem, 6.4vw, 3.6rem);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -.02em;
  color: var(--ink);
}
.page-products .hero-copy .lead {
  margin: 20px 0 0;
  max-width: 40ch;
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  line-height: 1.85;
  color: var(--ink-80);
}
.page-products .hero-note {
  margin: 16px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--gold);
  max-width: 40ch;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--slate);
}
.page-products .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}
.page-products .hero-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 20px;
  margin: 34px 0 0;
  padding: 20px 0 0;
  border-top: 1px solid var(--pv-line);
  list-style: none;
}
.page-products .hero-facts li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.page-products .fact-num {
  font-size: 1.35rem;
  font-weight: 500;
  color: var(--turquoise-deep);
  letter-spacing: .04em;
}
.page-products .fact-label {
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--ink-45);
}

.page-products .hero-visual-wrap {
  position: relative;
  aspect-ratio: 1 / 1;
  max-width: 460px;
  width: 100%;
  margin: 0 auto;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 32% 24%, rgba(245, 241, 232, .95), rgba(228, 222, 208, .75) 62%, rgba(20, 163, 143, .12)),
    var(--limestone);
  overflow: hidden;
}
.page-products .hero-visual {
  display: block;
  width: 100%;
  height: 100%;
}
.page-products .pv-ring {
  transform-origin: 210px 210px;
  animation: pv-grow 1.2s var(--ease) both;
}
.page-products .pv-ring--mid { animation-delay: .12s; }
.page-products .pv-ring--inner { animation-delay: .24s; }
.page-products .pv-node { animation: pv-fade .9s var(--ease) both; animation-delay: .5s; }
.page-products .pv-ticks { animation: pv-fade .9s var(--ease) both; animation-delay: .7s; }
@keyframes pv-grow {
  from { transform: scale(.86); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}
@keyframes pv-fade {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 通用区块标题 */
.page-products .section-head {
  max-width: 62ch;
  margin-bottom: clamp(26px, 4vw, 46px);
}
.page-products .section-head h2 {
  margin: 10px 0 0;
  font-size: clamp(1.5rem, 3.4vw, 2.35rem);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -.015em;
  color: var(--ink);
}
.page-products .section-lead {
  margin: 14px 0 0;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--ink-70);
}
.page-products .media-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--limestone);
}
.page-products .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* 型号族 */
.page-products .family-section {
  padding: clamp(30px, 5vw, 56px) 0 clamp(40px, 7vw, 90px);
}
.page-products .series-banner {
  margin-bottom: clamp(28px, 4vw, 48px);
}
.page-products .family-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-products .family-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 22px 20px 20px;
  border-radius: var(--radius-md);
  background: var(--limestone);
  border-left: 3px solid var(--turquoise-deep);
  transition: transform var(--dur-mid) var(--ease), box-shadow var(--dur-mid) var(--ease);
}
.page-products .family-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--pv-shadow);
}
.page-products .family-code {
  margin: 0;
  font-size: 1.6rem;
  font-weight: 500;
  line-height: 1;
  color: var(--gold);
  letter-spacing: .06em;
}
.page-products .family-name {
  margin: 10px 0 0;
  font-size: 1.075rem;
  font-weight: 800;
  color: var(--ink);
}
.page-products .family-scene {
  margin: 10px 0 0;
  font-size: .9375rem;
  line-height: 1.75;
  color: var(--ink-70);
}
.page-products .family-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--pv-line);
}
.page-products .family-meta dt {
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--ink-45);
}
.page-products .family-meta dd {
  margin: 5px 0 0;
  font-size: .9375rem;
  color: var(--turquoise-deep);
}
.page-products .family-link {
  margin-top: 16px;
  align-self: flex-start;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--turquoise-bright);
  text-decoration: none;
  border-bottom: 1px solid var(--turquoise-bright);
  padding-bottom: 2px;
}
.page-products .family-link:hover {
  color: var(--turquoise-deep);
  border-bottom-color: var(--turquoise-deep);
}

.page-products .feature-strip {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: clamp(30px, 5vw, 56px);
  padding-top: clamp(26px, 4vw, 44px);
  border-top: 1px solid var(--pv-line);
  align-items: center;
}
.page-products .feature-media {
  max-width: 420px;
}
.page-products .feature-text h3 {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--ink);
}
.page-products .feature-text p {
  margin: 14px 0 0;
  font-size: .9688rem;
  line-height: 1.85;
  color: var(--ink-80);
}
.page-products .feature-text .note {
  padding-left: 14px;
  border-left: 2px solid var(--gold);
  font-size: .9375rem;
  color: var(--slate);
}

/* 规格长表 */
.page-products .spec-section {
  padding: clamp(36px, 6vw, 88px) 0;
}
.page-products .filter-bar {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 18px 16px;
  border-radius: var(--radius-md);
  background: var(--limestone);
}
.page-products .filter-label {
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--ink-45);
}
.page-products .chip-set {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.page-products .chip-set label {
  display: inline-flex;
  align-items: center;
  padding: 8px 15px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--ink-12);
  background: var(--rock-white);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--ink-70);
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}
.page-products .chip-set label:hover {
  border-color: var(--turquoise-bright);
  color: var(--turquoise-deep);
}
.page-products .chip-set input:checked + label {
  background: var(--turquoise-deep);
  border-color: var(--turquoise-deep);
  color: var(--rock-white);
}
.page-products .chip-set input:focus-visible + label {
  outline: 2px solid var(--turquoise-bright);
  outline-offset: 2px;
}

.page-products .spec-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  margin-top: 22px;
}
.page-products .table-scroll {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--pv-line);
  background: var(--rock-white);
  -webkit-overflow-scrolling: touch;
}
.page-products .spec-table {
  width: 100%;
  min-width: 1020px;
  border-collapse: collapse;
  font-size: .9063rem;
  line-height: 1.6;
}
.page-products .spec-table caption {
  text-align: left;
}
.page-products .spec-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  padding: 14px 14px;
  background: var(--ink);
  color: var(--rock-white);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .12em;
  text-align: left;
  white-space: nowrap;
}
.page-products .spec-table tbody th,
.page-products .spec-table tbody td {
  padding: 14px;
  text-align: left;
  vertical-align: top;
  color: var(--ink-80);
  border-top: 1px solid var(--pv-line);
}
.page-products .spec-table tbody th {
  font-weight: 700;
  color: var(--ink);
  white-space: nowrap;
}
.page-products .spec-table tbody tr:nth-child(even) {
  background: var(--ink-06);
}
.page-products .spec-table tbody tr:hover {
  background: var(--pv-tint);
}
.page-products .fam-tag {
  display: inline-block;
  min-width: 26px;
  margin-right: 6px;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  background: var(--turquoise-deep);
  color: var(--rock-white);
  font-size: .8125rem;
  text-align: center;
}
.page-products .spec-row[hidden] {
  display: none;
}
.page-products .spec-filter:has(#pf-s:checked) .spec-row:not([data-family="S"]),
.page-products .spec-filter:has(#pf-m:checked) .spec-row:not([data-family="M"]),
.page-products .spec-filter:has(#pf-p:checked) .spec-row:not([data-family="P"]),
.page-products .spec-filter:has(#pf-g:checked) .spec-row:not([data-family="G"]),
.page-products .spec-filter:has(#pf-h:checked) .spec-row:not([data-family="H"]),
.page-products .spec-filter:has(#pf-w:checked) .spec-row:not([data-family="W"]),
.page-products .spec-filter:has(#pf-c:checked) .spec-row:not([data-family="C"]),
.page-products .spec-filter:has(#pf-x:checked) .spec-row:not([data-family="X"]) {
  display: none;
}
.page-products .badge--warranty {
  white-space: nowrap;
}

.page-products .spec-aside {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.page-products .aside-media {
  border-radius: var(--radius-md);
}
.page-products .aside-card {
  padding: 20px;
  border-radius: var(--radius-md);
  background: var(--limestone);
}
.page-products .aside-card h3 {
  margin: 0;
  font-size: 1.0625rem;
  font-weight: 800;
  color: var(--ink);
}
.page-products .aside-list {
  margin: 14px 0 0;
  padding-left: 18px;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--ink-70);
}
.page-products .aside-list li + li {
  margin-top: 8px;
}
.page-products .spec-note {
  margin: 0;
  padding-left: 14px;
  border-left: 2px solid var(--gold);
  font-size: .9063rem;
  line-height: 1.8;
  color: var(--slate);
}

/* 档位阶梯 */
.page-products .tier-section {
  padding: clamp(36px, 6vw, 88px) 0;
}
.page-products .tier-figure {
  padding: clamp(22px, 3vw, 34px) clamp(16px, 3vw, 32px) 0;
  border-radius: var(--radius-lg);
  background: var(--ink);
}
.page-products .tier-scale {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  align-items: end;
  gap: 5px;
  height: 210px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-products .tier-bar {
  --h: 30%;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  height: var(--h);
  border-radius: 5px 5px 0 0;
  transition: transform var(--dur-mid) var(--ease);
}
.page-products .tier-bar:hover {
  transform: translateY(-4px);
}
.page-products .tier-bar--entry {
  background: var(--limestone);
  color: var(--ink);
}
.page-products .tier-bar--main {
  background: var(--turquoise-deep);
  color: var(--rock-white);
}
.page-products .tier-bar--flagship {
  background: var(--gold);
  color: var(--ink);
}
.page-products .tier-scale li:nth-child(1) { --h: 24%; }
.page-products .tier-scale li:nth-child(2) { --h: 32%; }
.page-products .tier-scale li:nth-child(3) { --h: 40%; }
.page-products .tier-scale li:nth-child(4) { --h: 50%; }
.page-products .tier-scale li:nth-child(5) { --h: 58%; }
.page-products .tier-scale li:nth-child(6) { --h: 66%; }
.page-products .tier-scale li:nth-child(7) { --h: 74%; }
.page-products .tier-scale li:nth-child(8) { --h: 82%; }
.page-products .tier-scale li:nth-child(9) { --h: 88%; }
.page-products .tier-scale li:nth-child(10) { --h: 93%; }
.page-products .tier-scale li:nth-child(11) { --h: 97%; }
.page-products .tier-scale li:nth-child(12) { --h: 100%; }
.page-products .tier-code {
  padding-bottom: 8px;
  font-size: 11px;
  letter-spacing: .04em;
}
.page-products .tier-figure .divider-ticks {
  margin: 0;
}

.page-products .tier-notes {
  margin-top: clamp(26px, 4vw, 44px);
}
.page-products .tier-note {
  padding: 22px 20px;
  border-radius: var(--radius-md);
  border-top: 3px solid var(--ink-12);
  background: var(--limestone);
}
.page-products .tier-note--entry { border-top-color: var(--limestone); background: var(--rock-white); border: 1px solid var(--ink-12); border-top: 3px solid var(--slate); }
.page-products .tier-note--main { border-top-color: var(--turquoise-deep); background: var(--rock-white); border: 1px solid var(--ink-12); border-top: 3px solid var(--turquoise-deep); }
.page-products .tier-note--flagship { border-top-color: var(--gold); background: var(--rock-white); border: 1px solid var(--ink-12); border-top: 3px solid var(--gold); }
.page-products .tier-note h3 {
  margin: 10px 0 0;
  font-size: 1.0625rem;
  font-weight: 800;
  color: var(--ink);
}
.page-products .tier-note p {
  margin: 12px 0 0;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--ink-70);
}

/* 工艺与交付 */
.page-products .process-section {
  padding: clamp(36px, 6vw, 84px) 0;
}
.page-products .process-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
}
.page-products .process-copy h2 {
  margin: 10px 0 0;
  font-size: clamp(1.5rem, 3.2vw, 2.2rem);
  font-weight: 800;
  line-height: 1.25;
  color: var(--ink);
}
.page-products .process-copy > p {
  margin: 16px 0 0;
  max-width: 46ch;
  font-size: .9688rem;
  line-height: 1.85;
  color: var(--ink-80);
}
.page-products .process-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 20px;
  margin: 26px 0 0;
  padding: 22px 0 0;
  border-top: 1px solid var(--pv-line);
  list-style: none;
}
.page-products .process-facts li {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.page-products .process-facts .fact-num {
  font-size: 1.25rem;
  color: var(--tibetan-red);
}
.page-products .process-links {
  font-size: .9375rem;
  color: var(--slate);
}
.page-products .process-links a {
  color: var(--turquoise-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-products .process-media .media-frame {
  box-shadow: var(--pv-shadow);
}

/* 保修 */
.page-products .warranty-section {
  padding: clamp(36px, 6vw, 88px) 0;
}
.page-products .warranty-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
.page-products .warranty-card {
  padding: 26px 22px;
  border-radius: var(--radius-lg);
  background: var(--rock-white);
  border: 1px solid var(--pv-line);
  border-left: 6px solid var(--turquoise-deep);
}
.page-products .warranty-card--three {
  border-left-color: var(--tibetan-red);
}
.page-products .warranty-card h3 {
  margin: 16px 0 0;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--ink);
}
.page-products .warranty-card p {
  margin: 12px 0 0;
  font-size: .9375rem;
  line-height: 1.85;
  color: var(--ink-70);
}
.page-products .warranty-list {
  margin: 16px 0 0;
  padding-left: 18px;
  font-size: .9063rem;
  line-height: 1.8;
  color: var(--ink-70);
}
.page-products .warranty-list li + li {
  margin-top: 6px;
}
.page-products .warranty-note {
  margin-top: 24px;
}

/* 四步路径 */
.page-products .path-section {
  padding: clamp(36px, 6vw, 88px) 0;
}
.page-products .path-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}
.page-products .step-list {
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-products .step-item + .step-item {
  margin-top: 12px;
}
.page-products .step-item details {
  border-radius: var(--radius-md);
  background: var(--limestone);
  overflow: hidden;
}
.page-products .step-item summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  cursor: pointer;
  list-style: none;
}
.page-products .step-item summary::-webkit-details-marker {
  display: none;
}
.page-products .step-item summary::after {
  content: "+";
  margin-left: auto;
  font-size: 1.15rem;
  line-height: 1;
  color: var(--ink-45);
}
.page-products .step-item details[open] summary::after {
  content: "–";
  color: var(--amber);
}
.page-products .step-item details[open] {
  background: var(--rock-white);
  border: 1px solid var(--ink-12);
  box-shadow: var(--pv-shadow);
}
.page-products .step-no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  height: 30px;
  border-radius: var(--radius-pill);
  background: var(--ink);
  color: var(--gold);
  font-size: 13px;
  letter-spacing: .06em;
}
.page-products .step-item details[open] .step-no {
  background: var(--amber);
  color: var(--ink);
}
.page-products .step-title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--ink);
}
.page-products .step-body {
  margin: 0;
  padding: 0 20px 20px 20px;
  font-size: .9375rem;
  line-height: 1.85;
  color: var(--ink-70);
}
.page-products .path-media {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.page-products .path-media .note {
  margin: 0;
  padding-left: 14px;
  border-left: 2px solid var(--gold);
  font-size: .9063rem;
  line-height: 1.8;
  color: var(--slate);
}
.page-products .path-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* 结尾行动区 */
.page-products .cta-band {
  margin-top: clamp(30px, 5vw, 64px);
  padding: clamp(40px, 6vw, 76px) 0;
  background:
    linear-gradient(115deg, rgba(14, 91, 82, .95), rgba(20, 26, 24, .98)),
    var(--ink);
  color: var(--rock-white);
}
.page-products .cta-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
}
.page-products .cta-copy .eyebrow {
  color: var(--gold);
}
.page-products .cta-copy h2 {
  margin: 10px 0 0;
  font-size: clamp(1.4rem, 3.2vw, 2.1rem);
  font-weight: 800;
  line-height: 1.25;
  color: var(--rock-white);
}
.page-products .cta-copy p {
  margin: 14px 0 0;
  max-width: 44ch;
  font-size: .9688rem;
  line-height: 1.85;
  color: var(--light-80);
}
.page-products .cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* 响应式 */
@media (min-width: 640px) {
  .page-products .hero-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-products .family-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .warranty-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .tier-notes {
    row-gap: 20px;
  }
}

@media (min-width: 900px) {
  .page-products .hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
  .page-products .family-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-products .feature-strip {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: clamp(28px, 4vw, 56px);
  }
  .page-products .spec-body {
    grid-template-columns: minmax(0, 8fr) minmax(0, 3fr);
    gap: 28px;
  }
  .page-products .spec-aside {
    position: sticky;
    top: 96px;
    align-self: start;
  }
  .page-products .process-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: clamp(30px, 5vw, 64px);
  }
  .page-products .path-layout {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: clamp(30px, 5vw, 60px);
    align-items: start;
  }
  .page-products .cta-inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  }
  .page-products .cta-actions {
    justify-content: flex-end;
  }
  .page-products .tier-scale {
    height: 260px;
  }
  .page-products .step-list {
    display: block;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pv-ring,
  .page-products .pv-node,
  .page-products .pv-ticks {
    animation: none;
  }
  .page-products .family-card,
  .page-products .tier-bar {
    transition: none;
  }
}
<<<END>>>