.page-products {
  --pk-cut: 14px;
  --pk-cut-sm: 9px;
  --pk-card-w: 254px;
  --pk-card-w-lg: 344px;
  --pk-rail-gap: 16px;
}

/* ---------- 首屏 ---------- */
.page-products .pk-hero {
  background: var(--c-paper);
  padding-block: 20px 48px;
}

.page-products .pk-hero__grid {
  display: grid;
  gap: 32px;
  margin-top: 20px;
}

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

.page-products .pk-hero__title {
  margin: 14px 0 0;
  font-size: clamp(2.1rem, 8.4vw, 3.9rem);
  line-height: 1.06;
  font-weight: 900;
  letter-spacing: -0.015em;
  color: var(--c-ink);
}

.page-products .pk-hero__lead {
  margin: 18px 0 0;
  max-width: 40ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--c-ink);
}

.page-products .pk-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pk-stat {
  flex: 1 1 130px;
  min-width: 0;
  padding: 12px 14px;
  background: var(--c-card);
  border-left: 3px solid var(--c-peacock);
  clip-path: polygon(0 0, calc(100% - var(--pk-cut-sm)) 0, 100% var(--pk-cut-sm), 100% 100%, var(--pk-cut-sm) 100%, 0 calc(100% - var(--pk-cut-sm)));
}

.page-products .pk-stat:last-child {
  border-left-color: var(--c-amber);
}

.page-products .pk-stat__num {
  display: block;
  font-size: 24px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--c-plateau);
  font-variant-numeric: tabular-nums;
}

.page-products .pk-stat__label {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-steel);
}

.page-products .pk-hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
  margin-top: 28px;
}

.page-products .pk-hero__link {
  font-size: 15px;
  font-weight: 600;
  color: var(--c-plateau);
  text-decoration: underline;
  text-decoration-color: var(--c-peacock);
  text-underline-offset: 4px;
}

.page-products .pk-hero__visual {
  position: relative;
  min-width: 0;
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 22px 100%, 0 calc(100% - 22px));
  background: var(--c-night);
  overflow: hidden;
}

.page-products .pk-hero__svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .pk-hero__flow {
  stroke-dashoffset: 0;
}

@media (prefers-reduced-motion: no-preference) {
  .page-products .pk-hero__flow {
    animation: pk-flow 12s linear infinite;
  }
}

@keyframes pk-flow {
  to { stroke-dashoffset: -380; }
}

/* ---------- 品类筛选 ---------- */
.page-products .pk-catalog {
  background: var(--c-paper);
}

.page-products .pk-filters {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 24px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--c-line);
}

.page-products .pk-filter-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-products .pk-filter-label {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-steel);
}

.page-products .pk-filter-count {
  margin-left: auto;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-plateau);
  font-variant-numeric: tabular-nums;
}

.page-products .pk-filter-empty {
  margin: 18px 0 0;
  padding: 18px;
  background: var(--c-card);
  border-left: 3px solid var(--c-amber);
  font-size: 15px;
  color: var(--c-ink);
}

/* ---------- 型号轨道 ---------- */
.page-products .pk-rail-shell {
  position: relative;
}

.page-products .pk-rail-shell::before,
.page-products .pk-rail-shell::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 30px;
  z-index: 2;
  pointer-events: none;
}

.page-products .pk-rail-shell::before {
  left: 0;
  background: linear-gradient(90deg, var(--c-paper), rgba(255, 247, 236, 0));
}

.page-products .pk-rail-shell::after {
  right: 0;
  background: linear-gradient(270deg, var(--c-paper), rgba(255, 247, 236, 0));
}

.page-products .pk-rail {
  padding-block: 6px 14px;
}

.page-products .pk-rail .rail__track {
  gap: var(--pk-rail-gap);
}

.page-products .pk-rail .rail__item {
  flex: 0 0 auto;
  width: var(--pk-card-w);
}

.page-products .pk-rail .rail__item--wide {
  width: min(80vw, var(--pk-card-w-lg));
}

.page-products .pk-model {
  display: flex;
  flex-direction: column;
  gap: 10px;
  height: 100%;
  padding: 16px;
  background-color: var(--c-card);
  clip-path: polygon(0 0, calc(100% - var(--pk-cut)) 0, 100% var(--pk-cut), 100% 100%, var(--pk-cut) 100%, 0 calc(100% - var(--pk-cut)));
  transition: transform var(--t-fast) ease, background-color var(--t-fast) ease;
}

.page-products .pk-model:hover {
  transform: translateY(-4px);
  background-color: #FFFCF6;
}

.page-products .pk-model__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.page-products .pk-model__tier {
  padding: 3px 9px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--c-peacock-deep);
  border: 1px solid var(--c-peacock);
  background: rgba(0, 160, 122, 0.08);
}

.page-products .pk-model__media {
  margin: 2px 0 6px;
}

.page-products .pk-model__name {
  margin: 0;
  font-size: 19px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--c-ink);
}

.page-products .pk-model__cat {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-steel);
}

.page-products .pk-model__specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 12px;
  margin: 6px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--c-line);
}

.page-products .pk-model__specs dt {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--c-steel);
}

.page-products .pk-model__specs dd {
  margin: 3px 0 0;
  font-size: 13px;
  line-height: 1.5;
  color: var(--c-ink);
}

.page-products .pk-model__foot {
  margin: 12px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--c-line);
  font-size: 12px;
}

.page-products .pk-model--wide .pk-model__specs {
  grid-template-columns: 1fr 1fr;
}

.page-products .pk-rail__hint {
  margin: 14px 0 0;
  font-size: 12.5px;
  letter-spacing: 0.03em;
  color: var(--c-steel);
}

/* ---------- 认证编号 ---------- */
.page-products .pk-code {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 30px;
  padding: 20px;
  background: var(--c-card);
  border-left: 4px solid var(--c-peacock);
  clip-path: polygon(0 0, calc(100% - var(--pk-cut)) 0, 100% var(--pk-cut), 100% 100%, var(--pk-cut) 100%, 0 calc(100% - var(--pk-cut)));
}

.page-products .pk-code__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-peacock-deep);
}

.page-products .pk-code__desc {
  margin: 8px 0 0;
  max-width: 52ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-ink);
}

.page-products .pk-code__action {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-products .pk-code__value {
  padding: 8px 12px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--c-plateau);
  background: rgba(14, 76, 146, 0.07);
  font-variant-numeric: tabular-nums;
}

/* ---------- 库存看板 ---------- */
.page-products .pk-stock {
  background: var(--c-night);
}

.page-products .pk-stock .section-title {
  color: #FFFFFF;
}

.page-products .pk-stock .section-lead {
  color: rgba(255, 255, 255, 0.74);
}

.page-products .pk-stock__board {
  display: grid;
  gap: 14px;
}

.page-products .pk-stock__row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px 16px;
  padding: 20px 20px 20px 22px;
  background: rgba(255, 255, 255, 0.06);
  border-left: 5px solid var(--c-stock);
  clip-path: polygon(0 0, calc(100% - var(--pk-cut)) 0, 100% var(--pk-cut), 100% 100%, var(--pk-cut) 100%, 0 calc(100% - var(--pk-cut)));
}

.page-products .pk-stock__row--transfer {
  border-left-color: var(--c-transfer);
}

.page-products .pk-stock__row--preorder {
  border-left-color: var(--c-preorder);
}

.page-products .pk-stock__name {
  align-self: center;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.92);
}

.page-products .pk-stock__num {
  align-self: center;
  font-size: 32px;
  font-weight: 700;
  line-height: 1;
  color: #FFFFFF;
  font-variant-numeric: tabular-nums;
}

.page-products .pk-stock__desc {
  grid-column: 1 / -1;
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.72);
}

.page-products .pk-stock__note {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.7);
}

.page-products .pk-stock__note a {
  color: var(--c-amber);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 档位对照表 ---------- */
.page-products .pk-compare {
  background: var(--c-paper);
}

.page-products .pk-compare__media {
  margin-bottom: 26px;
}

.page-products .pk-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  background: var(--c-card);
  clip-path: polygon(0 0, calc(100% - var(--pk-cut)) 0, 100% var(--pk-cut), 100% 100%, var(--pk-cut) 100%, 0 calc(100% - var(--pk-cut)));
}

.page-products .pk-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .pk-table__caption {
  padding: 16px 18px 12px;
  text-align: left;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-steel);
}

.page-products .pk-table thead th {
  padding: 12px 18px;
  text-align: left;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--c-plateau);
  border-top: 2px solid var(--c-peacock);
  border-bottom: 1px solid var(--c-line);
}

.page-products .pk-table tbody th {
  padding: 14px 18px;
  text-align: left;
  font-size: 13px;
  font-weight: 700;
  color: var(--c-ink);
  white-space: nowrap;
}

.page-products .pk-table tbody td {
  padding: 14px 18px;
  line-height: 1.7;
  color: var(--c-ink);
  border-bottom: 1px solid var(--c-line);
}

.page-products .pk-table tbody tr:nth-child(even) {
  background: rgba(14, 76, 146, 0.045);
}

.page-products .pk-table tbody tr:last-child td,
.page-products .pk-table tbody tr:last-child th {
  border-bottom: none;
}

.page-products .pk-table .mono {
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.page-products .pk-compare__note {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.85;
  color: var(--c-ink);
}

.page-products .pk-compare__note a {
  color: var(--c-plateau);
  text-decoration: underline;
  text-decoration-color: var(--c-peacock);
  text-underline-offset: 3px;
}

/* ---------- 场地配置 ---------- */
.page-products .pk-venue {
  background: var(--c-paper);
}

.page-products .pk-venue__grid {
  display: grid;
  gap: 18px;
}

.page-products .pk-venue__card {
  padding: 22px 20px;
  background: var(--c-card);
  border-top: 4px solid var(--c-plateau);
  clip-path: polygon(0 0, calc(100% - var(--pk-cut)) 0, 100% var(--pk-cut), 100% 100%, var(--pk-cut) 100%, 0 calc(100% - var(--pk-cut)));
}

.page-products .pk-venue__card:nth-child(2) {
  border-top-color: var(--c-peacock);
}

.page-products .pk-venue__card:nth-child(3) {
  border-top-color: var(--c-amber);
}

.page-products .pk-venue__size {
  margin: 0;
  font-size: 22px;
  font-weight: 700;
  color: var(--c-plateau);
  font-variant-numeric: tabular-nums;
}

.page-products .pk-venue__name {
  margin: 8px 0 0;
  font-size: 20px;
  font-weight: 800;
  color: var(--c-ink);
}

.page-products .pk-venue__mix {
  margin: 12px 0 0;
  padding: 12px 14px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--c-ink);
  background: rgba(0, 160, 122, 0.08);
  border-left: 3px solid var(--c-peacock);
}

.page-products .pk-venue__list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-products .pk-venue__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-ink);
}

.page-products .pk-venue__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 7px;
  height: 7px;
  background: var(--c-peacock);
  clip-path: polygon(0 0, 100% 0, 100% 70%, 70% 100%, 0 100%);
}

.page-products .pk-venue__logic {
  display: grid;
  gap: 20px;
  margin-top: 32px;
  padding: 22px;
  background: var(--c-card);
  clip-path: polygon(0 0, calc(100% - var(--pk-cut)) 0, 100% var(--pk-cut), 100% 100%, var(--pk-cut) 100%, 0 calc(100% - var(--pk-cut)));
}

.page-products .pk-venue__logic-text h3 {
  margin: 0;
  font-size: 19px;
  font-weight: 800;
  color: var(--c-plateau);
}

.page-products .pk-venue__logic-text p {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--c-ink);
}

/* ---------- 交付与培训 ---------- */
.page-products .pk-delivery {
  background: var(--c-plateau);
}

.page-products .pk-delivery .section-title {
  color: #FFFFFF;
}

.page-products .pk-delivery .section-lead {
  color: rgba(255, 255, 255, 0.76);
}

.page-products .pk-delivery .section-tag {
  color: var(--c-amber);
}

.page-products .pk-delivery__track {
  display: grid;
  gap: 12px;
}

.page-products .pk-delivery__item {
  display: grid;
  gap: 8px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.08);
  border-left: 4px solid var(--c-amber);
  clip-path: polygon(0 0, calc(100% - var(--pk-cut-sm)) 0, 100% var(--pk-cut-sm), 100% 100%, var(--pk-cut-sm) 100%, 0 calc(100% - var(--pk-cut-sm)));
}

.page-products .pk-delivery__period {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--c-amber);
  font-variant-numeric: tabular-nums;
}

.page-products .pk-delivery__body h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  color: #FFFFFF;
}

.page-products .pk-delivery__body p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.74);
}

.page-products .pk-delivery__grid {
  display: grid;
  gap: 22px;
  margin-top: 28px;
}

.page-products .pk-delivery__media {
  align-self: start;
}

.page-products .pk-delivery__panel {
  padding: 22px;
  background: var(--c-card);
  clip-path: polygon(0 0, calc(100% - var(--pk-cut)) 0, 100% var(--pk-cut), 100% 100%, var(--pk-cut) 100%, 0 calc(100% - var(--pk-cut)));
}

.page-products .pk-delivery__panel h3 {
  margin: 0;
  font-size: 19px;
  font-weight: 800;
  color: var(--c-ink);
}

.page-products .pk-delivery__panel > p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-ink);
}

.page-products .pk-delivery__mods {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pk-delivery__mods li {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  font-size: 14px;
  color: var(--c-ink);
  background: rgba(14, 76, 146, 0.06);
}

.page-products .pk-delivery__mods .mono {
  font-size: 12px;
  font-weight: 700;
  color: var(--c-peacock-deep);
  font-variant-numeric: tabular-nums;
}

.page-products .pk-delivery__after {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px dashed var(--c-line);
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--c-steel);
}

/* ---------- 答疑 ---------- */
.page-products .pk-faq {
  background: var(--c-paper);
}

.page-products .pk-faq .accordion__item h3 {
  margin: 0;
}

.page-products .pk-faq__more {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-ink);
}

.page-products .pk-faq__more a {
  color: var(--c-plateau);
  text-decoration: underline;
  text-decoration-color: var(--c-peacock);
  text-underline-offset: 3px;
}

/* ---------- 收口 ---------- */
.page-products .pk-cta {
  background: var(--c-paper);
  padding-block: 0 64px;
}

.page-products .pk-cta__inner {
  padding: 30px 24px;
  background: var(--c-plateau);
  background-image: linear-gradient(135deg, rgba(0, 160, 122, 0.35), rgba(255, 176, 33, 0.18) 70%, rgba(8, 28, 51, 0) 100%);
  clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 26px 100%, 0 calc(100% - 26px));
}

.page-products .pk-cta .section-tag {
  color: var(--c-amber);
}

.page-products .pk-cta__title {
  margin: 12px 0 0;
  max-width: 26ch;
  font-size: clamp(1.6rem, 5.4vw, 2.4rem);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: #FFFFFF;
}

.page-products .pk-cta__text {
  margin: 16px 0 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.8);
}

.page-products .pk-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 26px;
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-products .pk-hero {
    padding-block: 28px 64px;
  }

  .page-products .pk-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
    gap: 40px;
  }

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

  .page-products .pk-stock__row {
    grid-template-columns: 1fr;
  }

  .page-products .pk-stock__num {
    font-size: 40px;
  }

  .page-products .pk-rail .rail__item {
    width: 272px;
  }

  .page-products .pk-rail .rail__item--wide {
    width: 360px;
  }

  .page-products .pk-venue__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-products .pk-venue__card:nth-child(2) {
    margin-top: 30px;
  }

  .page-products .pk-venue__card:nth-child(3) {
    margin-top: 60px;
  }

  .page-products .pk-venue__logic {
    grid-template-columns: minmax(0, 4fr) minmax(0, 6fr);
    align-items: center;
    gap: 28px;
    margin-top: 40px;
  }

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

  .page-products .pk-delivery__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: start;
    gap: 26px;
  }

  .page-products .pk-code {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 24px 26px;
  }

  .page-products .pk-cta__inner {
    padding: 42px 40px;
  }
}

@media (min-width: 1024px) {
  .page-products .pk-rail .rail__item {
    width: 288px;
  }

  .page-products .pk-rail .rail__item--wide {
    width: 384px;
  }

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

@media (max-width: 420px) {
  .page-products .pk-model__specs {
    grid-template-columns: 1fr;
  }

  .page-products .pk-delivery__mods {
    grid-template-columns: 1fr;
  }
}