.page-products {
  --pr-rule: rgba(33, 29, 24, .14);
  --pr-rule-strong: rgba(33, 29, 24, .34);
  --pr-wash: rgba(47, 79, 58, .06);
  padding-bottom: clamp(3rem, 8vw, 6rem);
}

/* ============ 面包屑 ============ */
.page-products .pr-crumb {
  padding-block: clamp(1rem, 3vw, 1.5rem) 0;
}

/* ============ 刊头 ============ */
.page-products .pr-mast {
  padding-block: clamp(1.25rem, 4vw, 2rem) clamp(1.5rem, 4vw, 2.25rem);
  border-bottom: 2px solid var(--ng-ink);
}

.page-products .pr-mast__kicker {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  margin: 0 0 1rem;
  font-family: var(--ng-mono-font);
  font-size: .74rem;
  letter-spacing: .16em;
  color: var(--ng-moss);
}

.page-products .pr-mast__kicker::before {
  content: "";
  width: .55rem;
  height: .55rem;
  background: var(--ng-orange);
  border-radius: 1px;
}

.page-products .pr-mast__title {
  margin: 0 0 1rem;
  max-width: 19ch;
  font-family: var(--ng-display-font);
  font-size: clamp(2rem, 6.6vw, 3.5rem);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -.01em;
  color: var(--ng-ink);
}

.page-products .pr-mast__lead {
  max-width: 60ch;
  margin: 0;
}

.page-products .pr-mast__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(1.5rem, 4vw, 2rem) 0 0;
  background: var(--pr-rule);
  border: 1px solid var(--pr-rule);
}

.page-products .pr-mast__facts > div {
  background: var(--ng-cream);
  padding: .85rem 1rem 1rem;
}

.page-products .pr-mast__facts dt {
  margin: 0 0 .35rem;
  font-family: var(--ng-mono-font);
  font-size: .68rem;
  letter-spacing: .14em;
  color: var(--ng-gray);
}

.page-products .pr-mast__facts dd {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ng-ink);
}

.page-products .pr-mast__facts .ng-num {
  font-size: 1.45rem;
  color: var(--ng-orange);
  letter-spacing: -.02em;
}

/* ============ 图片通用 ============ */
.page-products .ng-figure__media {
  border: 1px solid var(--pr-rule-strong);
  background: linear-gradient(150deg, var(--ng-copper), var(--ng-moss) 60%, var(--ng-cyan));
  overflow: hidden;
}

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

.page-products .ng-figure__caption {
  margin-top: .6rem;
  font-family: var(--ng-mono-font);
  font-size: .72rem;
  letter-spacing: .04em;
  color: var(--ng-gray);
}

.page-products .pr-hero {
  margin: clamp(1.5rem, 4vw, 2.5rem) 0 0;
}

.page-products .pr-sec__figure {
  margin: 0 0 clamp(1.25rem, 3vw, 1.75rem);
}

/* ============ 布局：左索引 + 右主体 ============ */
.page-products .pr-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 2.5rem);
  margin-top: clamp(1.75rem, 5vw, 3rem);
}

/* ============ 左侧索引 ============ */
.page-products .pr-index {
  border: 1px solid var(--pr-rule-strong);
  border-top: 3px solid var(--ng-moss);
  background: var(--ng-paper);
  padding: 1rem 1.1rem 1.2rem;
}

.page-products .pr-index__label {
  margin: 0 0 .6rem;
  font-family: var(--ng-mono-font);
  font-size: .68rem;
  letter-spacing: .2em;
  color: var(--ng-gray);
}

.page-products .pr-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: pr-idx;
}

.page-products .pr-index__list li {
  counter-increment: pr-idx;
}

.page-products .pr-index__link {
  display: flex;
  align-items: baseline;
  gap: .6rem;
  padding: .45rem 0;
  font-size: .88rem;
  line-height: 1.45;
  color: var(--ng-ink);
  text-decoration: none;
  border-bottom: 1px dashed var(--pr-rule);
  transition: color .22s var(--ng-ease), padding-left .22s var(--ng-ease);
}

.page-products .pr-index__list li:last-child .pr-index__link {
  border-bottom: none;
}

.page-products .pr-index__link::before {
  content: counter(pr-idx, decimal-leading-zero);
  flex: 0 0 auto;
  font-family: var(--ng-mono-font);
  font-size: .72rem;
  color: var(--ng-cyan);
}

.page-products .pr-index__link:hover {
  color: var(--ng-orange);
  padding-left: .3rem;
}

/* ============ 区块骨架 ============ */
.page-products .pr-sec {
  padding-block: clamp(2rem, 5vw, 3.25rem);
  border-top: 1px solid var(--pr-rule);
}

.page-products .pr-sec:first-child {
  border-top: none;
  padding-top: 0;
}

.page-products .pr-sec__head {
  display: grid;
  gap: .45rem;
  margin-bottom: clamp(1.25rem, 3vw, 2rem);
}

.page-products .pr-sec__num {
  font-family: var(--ng-mono-font);
  font-size: .72rem;
  letter-spacing: .2em;
  color: var(--ng-orange);
}

.page-products .pr-sec__title {
  margin: 0;
  font-family: var(--ng-display-font);
  font-size: clamp(1.4rem, 3.8vw, 2.1rem);
  font-weight: 800;
  line-height: 1.14;
  color: var(--ng-ink);
}

.page-products .pr-sec__desc {
  margin: 0;
  max-width: 66ch;
  font-size: .95rem;
  line-height: 1.8;
  color: var(--ng-gray);
}

.page-products .pr-inline-link {
  margin: 1.25rem 0 0;
  font-size: .88rem;
  line-height: 1.75;
  color: var(--ng-gray);
}

.page-products .pr-inline-link a {
  color: var(--ng-cyan);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(25, 185, 190, .4);
}

.page-products .pr-inline-link a:hover {
  color: var(--ng-orange);
  border-bottom-color: var(--ng-orange);
}

/* ============ 01 类别瓷砖 ============ */
.page-products .pr-tiles {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(148px, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--pr-rule);
  border: 1px solid var(--pr-rule);
}

.page-products .pr-tile > a {
  display: flex;
  align-items: baseline;
  gap: .55rem;
  height: 100%;
  padding: .85rem .9rem;
  background: var(--ng-paper);
  font-size: .9rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--ng-ink);
  text-decoration: none;
  transition: background .25s var(--ng-ease), color .25s var(--ng-ease);
}

.page-products .pr-tile .ng-num {
  font-size: .7rem;
  color: var(--ng-cyan);
  letter-spacing: .06em;
  transition: color .25s var(--ng-ease);
}

.page-products .pr-tile > a:hover {
  background: var(--ng-moss);
  color: var(--ng-cream);
}

.page-products .pr-tile > a:hover .ng-num {
  color: var(--ng-cyan);
}

/* ============ 02 参数卡 ============ */
.page-products .pr-cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1rem, 2.5vw, 1.25rem);
}

.page-products .pr-card {
  display: flex;
  flex-direction: column;
  gap: .7rem;
  padding: 1.1rem 1.15rem 1.2rem;
  background: var(--ng-paper);
  border: 1px solid var(--pr-rule);
  border-left: 3px solid var(--ng-moss);
  scroll-margin-top: 8rem;
  transition: transform .3s var(--ng-ease), box-shadow .3s var(--ng-ease), border-color .3s var(--ng-ease);
}

.page-products .pr-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--ng-shadow);
  border-color: var(--ng-orange);
  border-left-color: var(--ng-orange);
}

.page-products .pr-card__head {
  display: flex;
  align-items: baseline;
  gap: .6rem;
}

.page-products .pr-card__idx {
  font-family: var(--ng-mono-font);
  font-size: .76rem;
  letter-spacing: .1em;
  color: var(--ng-orange);
}

.page-products .pr-card__title {
  margin: 0;
  font-family: var(--ng-display-font);
  font-size: 1.15rem;
  font-weight: 800;
  line-height: 1.25;
  color: var(--ng-ink);
}

.page-products .pr-spec {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-products .pr-spec > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: .38rem 0;
  border-bottom: 1px dashed var(--pr-rule);
}

.page-products .pr-spec > div:last-child {
  border-bottom: none;
}

.page-products .pr-spec dt {
  flex: 0 0 auto;
  font-size: .78rem;
  color: var(--ng-gray);
}

.page-products .pr-spec dd {
  margin: 0;
  font-family: var(--ng-mono-font);
  font-size: .8rem;
  text-align: right;
  color: var(--ng-ink);
}

.page-products .pr-card__use {
  margin: 0;
  font-size: .84rem;
  line-height: 1.7;
  color: var(--ng-moss);
}

.page-products .pr-tiers {
  margin: auto 0 0;
  padding: .75rem 0 0;
  list-style: none;
  display: grid;
  gap: .32rem;
  border-top: 1px solid var(--pr-rule);
}

.page-products .pr-tiers li {
  display: flex;
  gap: .55rem;
  font-size: .8rem;
  line-height: 1.6;
  color: var(--ng-ink);
}

.page-products .pr-tiers__k {
  flex: 0 0 2.5rem;
  font-family: var(--ng-mono-font);
  font-size: .7rem;
  letter-spacing: .06em;
  color: var(--ng-gray);
}

/* ============ 03 价格表 ============ */
.page-products .pr-tablewrap {
  overflow-x: auto;
  border: 1px solid var(--pr-rule-strong);
  background: var(--ng-paper);
  -webkit-overflow-scrolling: touch;
}

.page-products .pr-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: .88rem;
}

.page-products .pr-table caption {
  padding: .85rem 1rem;
  text-align: left;
  font-family: var(--ng-mono-font);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--ng-gray);
  border-bottom: 1px solid var(--pr-rule);
}

.page-products .pr-table th,
.page-products .pr-table td {
  padding: .68rem .9rem;
  text-align: left;
  white-space: nowrap;
  border-bottom: 1px solid var(--pr-rule);
}

.page-products .pr-table thead th {
  background: var(--ng-moss);
  color: var(--ng-cream);
  font-size: .76rem;
  font-weight: 600;
  letter-spacing: .08em;
}

.page-products .pr-table tbody th[scope="row"] {
  position: sticky;
  left: 0;
  z-index: 1;
  background: var(--ng-paper);
  font-weight: 600;
  color: var(--ng-ink);
  box-shadow: inset -1px 0 0 var(--pr-rule-strong);
}

.page-products .pr-table tbody td {
  font-family: var(--ng-mono-font);
  font-size: .82rem;
  color: var(--ng-ink);
}

.page-products .pr-table tbody tr:hover td,
.page-products .pr-table tbody tr:hover th[scope="row"] {
  background: var(--pr-wash);
}

.page-products .pr-table .pr-table__em {
  color: var(--ng-orange);
  font-weight: 700;
}

.page-products .pr-table-note {
  margin-top: .85rem;
}

/* ============ 04 保修 ============ */
.page-products .pr-warranty {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1rem, 2.5vw, 1.25rem);
}

.page-products .pr-warranty__col {
  padding: 1.25rem 1.3rem 1.4rem;
  background: var(--ng-paper);
  border: 1px solid var(--pr-rule);
  border-top: 4px solid var(--ng-moss);
}

.page-products .pr-warranty__col--accent {
  border-top-color: var(--ng-orange);
}

.page-products .pr-warranty__range {
  margin: 0 0 .5rem;
  font-family: var(--ng-mono-font);
  font-size: .8rem;
  letter-spacing: .1em;
  color: var(--ng-gray);
}

.page-products .pr-warranty__range .ng-num {
  font-size: 2.15rem;
  font-weight: 700;
  color: var(--ng-ink);
  letter-spacing: -.02em;
}

.page-products .pr-warranty__col--accent .pr-warranty__range .ng-num {
  color: var(--ng-orange);
}

.page-products .pr-warranty__title {
  margin: 0 0 .55rem;
  font-family: var(--ng-display-font);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--ng-ink);
}

.page-products .pr-warranty__text {
  margin: 0;
  font-size: .9rem;
  line-height: 1.8;
  color: var(--ng-gray);
}

.page-products .pr-parts {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pr-parts__item {
  padding: .4rem .8rem;
  font-size: .8rem;
  font-family: var(--ng-mono-font);
  color: var(--ng-ink);
  background: var(--ng-paper);
  border: 1px solid var(--pr-rule-strong);
  transition: border-color .22s var(--ng-ease), color .22s var(--ng-ease);
}

.page-products .pr-parts__item:hover {
  border-color: var(--ng-cyan);
  color: var(--ng-cyan);
}

/* ============ 05 产能 ============ */
.page-products .pr-capacity {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.25rem, 3vw, 1.75rem);
  align-items: start;
}

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

.page-products .pr-capacity__panel {
  background: var(--ng-paper);
  border: 1px solid var(--pr-rule);
  border-left: 4px solid var(--ng-cyan);
  padding: 1.25rem 1.3rem 1.4rem;
}

.page-products .pr-capacity__big {
  display: flex;
  align-items: baseline;
  gap: .6rem;
  margin: 0 0 .35rem;
}

.page-products .pr-capacity__big .ng-num {
  font-size: clamp(2rem, 5.5vw, 2.8rem);
  font-weight: 700;
  color: var(--ng-orange);
  letter-spacing: -.03em;
  line-height: 1;
}

.page-products .pr-capacity__big small {
  font-size: .82rem;
  color: var(--ng-gray);
}

.page-products .pr-capacity__list {
  margin: 1.1rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .7rem;
}

.page-products .pr-capacity__list li {
  position: relative;
  padding-left: 1.1rem;
  font-size: .88rem;
  line-height: 1.8;
  color: var(--ng-ink);
}

.page-products .pr-capacity__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: .42rem;
  height: .42rem;
  background: var(--ng-cyan);
}

/* ============ 06 交付 ============ */
.page-products .pr-delivery {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--pr-rule);
  border: 1px solid var(--pr-rule);
}

.page-products .pr-delivery__card {
  display: flex;
  flex-direction: column;
  gap: .55rem;
  padding: 1.1rem 1.15rem 1.3rem;
  background: var(--ng-paper);
  border-top: 3px solid var(--ng-cyan);
  transition: background .25s var(--ng-ease), border-color .25s var(--ng-ease);
}

.page-products .pr-delivery__card:hover {
  background: var(--ng-cream);
  border-top-color: var(--ng-orange);
}

.page-products .pr-delivery__tag {
  align-self: flex-start;
  padding: .22rem .55rem;
  font-family: var(--ng-mono-font);
  font-size: .66rem;
  letter-spacing: .12em;
  color: var(--ng-paper);
  background: var(--ng-moss);
}

.page-products .pr-delivery__title {
  margin: 0;
  font-family: var(--ng-display-font);
  font-size: 1.06rem;
  font-weight: 800;
  color: var(--ng-ink);
}

.page-products .pr-delivery__use {
  margin: 0;
  font-size: .84rem;
  line-height: 1.75;
  color: var(--ng-gray);
}

/* ============ 07 四步 ============ */
.page-products .pr-steps {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--pr-rule);
  border: 1px solid var(--pr-rule);
}

.page-products .pr-steps > li {
  padding: 1.1rem 1.15rem 1.3rem;
  background: var(--ng-paper);
  border-top: 3px solid var(--ng-moss);
  transition: transform .3s var(--ng-ease), box-shadow .3s var(--ng-ease);
}

.page-products .pr-steps > li:hover {
  transform: translateY(-2px);
  box-shadow: var(--ng-shadow);
}

.page-products .pr-steps__n {
  display: block;
  margin-bottom: .55rem;
  font-family: var(--ng-mono-font);
  font-size: .7rem;
  letter-spacing: .16em;
  color: var(--ng-orange);
}

.page-products .pr-steps h3 {
  margin: 0 0 .4rem;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--ng-ink);
}

.page-products .pr-steps p {
  margin: 0;
  font-size: .86rem;
  line-height: 1.78;
  color: var(--ng-gray);
}

/* ============ CTA ============ */
.page-products .pr-cta {
  display: grid;
  gap: 1.15rem;
  margin-top: clamp(1.5rem, 4vw, 2.25rem);
  padding: clamp(1.25rem, 3.5vw, 2rem);
  background: var(--ng-copper);
  border-left: 5px solid var(--ng-orange);
}

.page-products .pr-cta__text {
  margin: 0;
  max-width: 62ch;
  font-size: .96rem;
  line-height: 1.85;
  color: var(--ng-cream-1);
}

.page-products .pr-cta__link {
  color: var(--ng-cyan);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(25, 185, 190, .5);
}

.page-products .pr-cta__link:hover {
  color: var(--ng-orange);
  border-bottom-color: var(--ng-orange);
}

.page-products .pr-cta__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .75rem;
}

.page-products .pr-cta__ghost {
  color: var(--ng-cream);
  border-color: rgba(244, 239, 228, .48);
}

.page-products .pr-cta__ghost:hover {
  color: var(--ng-orange);
  border-color: var(--ng-orange);
}

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

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

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

@media (min-width: 780px) {
  .page-products .pr-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 1000px) {
  .page-products .pr-layout {
    grid-template-columns: minmax(180px, 216px) minmax(0, 1fr);
    gap: clamp(2rem, 4vw, 3.25rem);
    align-items: start;
  }

  .page-products .pr-index {
    position: sticky;
    top: 7rem;
  }

  .page-products .pr-capacity {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: clamp(1.5rem, 3vw, 2.25rem);
  }

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

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

  .page-products .pr-cta__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 1180px) {
  .page-products .pr-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 1320px) {
  .page-products .pr-delivery {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pr-card,
  .page-products .pr-steps > li,
  .page-products .pr-tile > a,
  .page-products .pr-delivery__card {
    transition: none;
  }

  .page-products .pr-card:hover,
  .page-products .pr-steps > li:hover {
    transform: none;
  }
}