.page-products {
  --pr-cut: 20px;
  --pr-rail-w: 280px;
  --pr-sticky: calc(var(--qs-header-h) + 32px);
  --pr-gap: clamp(20px, 4vw, 48px);
  background: var(--qs-night);
  color: var(--qs-text);
  font-family: var(--qs-body);
  line-height: 1.75;
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-products .pr-hero {
  padding: clamp(24px, 5vw, 56px) 0 clamp(40px, 7vw, 88px);
  background:
    radial-gradient(120% 90% at 88% -10%, rgba(39, 194, 176, 0.18), transparent 62%),
    linear-gradient(168deg, var(--qs-stand) 0%, var(--qs-night) 64%);
  border-bottom: 1px solid var(--qs-line);
}

.page-products .pr-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(24px, 5vw, 48px);
  font-family: var(--qs-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--qs-mist);
}

.page-products .pr-crumb a {
  color: var(--qs-lake);
  text-decoration: none;
}

.page-products .pr-crumb a:hover,
.page-products .pr-crumb a:focus-visible {
  color: var(--qs-lime);
}

.page-products .pr-hero__grid {
  display: grid;
  gap: var(--pr-gap);
}

.page-products .pr-eyebrow {
  margin: 0 0 14px;
  font-family: var(--qs-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--qs-lime);
}

.page-products .pr-h1 {
  margin: 0 0 20px;
  font-family: var(--qs-display);
  font-weight: 800;
  font-size: clamp(36px, 7.4vw, 76px);
  line-height: 1.04;
  letter-spacing: -0.01em;
  color: var(--qs-white);
}

.page-products .pr-lede {
  max-width: 54ch;
  margin: 0 0 28px;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.85;
  color: var(--qs-text);
}

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

.page-products .pr-btn {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 15px;
  text-decoration: none;
}

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

.page-products .pr-hero__list > li {
  border-bottom: 1px solid var(--qs-line);
}

.page-products .pr-hero__link {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: baseline;
  padding: 13px 4px;
  text-decoration: none;
  color: var(--qs-text);
  transition: color 0.2s var(--qs-ease), padding-left 0.2s var(--qs-ease);
}

.page-products .pr-hero__link:hover,
.page-products .pr-hero__link:focus-visible {
  color: var(--qs-lime);
  padding-left: 12px;
}

.page-products .pr-hero__no {
  font-family: var(--qs-mono);
  font-size: 12px;
  color: var(--qs-lake);
}

.page-products .pr-hero__name {
  font-family: var(--qs-display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-products .pr-hero__meta {
  font-family: var(--qs-mono);
  font-size: 12px;
  color: var(--qs-mist);
  white-space: nowrap;
}

/* ---------- 主体分栏 ---------- */
.page-products .pr-body {
  padding: clamp(40px, 7vw, 88px) 0 clamp(48px, 8vw, 96px);
}

.page-products .pr-split {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-products .pr-rail__list {
  display: flex;
  gap: 10px;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
}

.page-products .pr-rail__list > li {
  flex: 0 0 auto;
  scroll-snap-align: start;
}

.page-products .pr-card {
  display: block;
  min-width: 200px;
  padding: 14px 18px 14px 18px;
  text-decoration: none;
  color: var(--qs-text);
  background: var(--qs-stand);
  border: 1px solid var(--qs-line);
  clip-path: polygon(0 0, calc(100% - var(--pr-cut)) 0, 100% var(--pr-cut), 100% 100%, var(--pr-cut) 100%, 0 calc(100% - var(--pr-cut)));
  transition: border-color 0.2s var(--qs-ease), box-shadow 0.2s var(--qs-ease), transform 0.2s var(--qs-ease);
}

.page-products .pr-card:hover,
.page-products .pr-card:focus-visible {
  border-color: var(--qs-lake);
  box-shadow: inset 3px 0 0 0 var(--qs-lime);
  transform: translateX(2px);
}

.page-products .pr-card__no {
  display: block;
  font-family: var(--qs-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--qs-lime);
}

.page-products .pr-card__title {
  display: block;
  margin-top: 2px;
  font-family: var(--qs-display);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.25;
  color: var(--qs-white);
}

.page-products .pr-card__desc {
  display: block;
  margin-top: 2px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--qs-mist);
}

/* ---------- 内容块 ---------- */
.page-products .pr-stage {
  min-width: 0;
}

.page-products .pr-block {
  padding-bottom: clamp(36px, 6vw, 64px);
  margin-bottom: clamp(36px, 6vw, 64px);
  border-bottom: 1px solid var(--qs-line);
  scroll-margin-top: calc(var(--qs-header-h) + 24px);
}

.page-products .pr-block:last-child {
  padding-bottom: 0;
  margin-bottom: 0;
  border-bottom: 0;
}

.page-products .pr-block__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 6px;
}

.page-products .pr-block__no {
  font-family: var(--qs-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--qs-lime);
  border: 1px solid var(--qs-lime);
  padding: 1px 7px;
  line-height: 1.6;
}

.page-products .pr-block__title {
  margin: 0;
  font-family: var(--qs-display);
  font-weight: 800;
  font-size: clamp(26px, 3.6vw, 40px);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--qs-white);
}

.page-products .pr-block__sub {
  flex: 1 0 100%;
  margin: 0;
  font-size: 14px;
  color: var(--qs-mist);
}

.page-products .pr-block p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.85;
}

.page-products .pr-block p:last-child {
  margin-bottom: 0;
}

.page-products .pr-block a {
  color: var(--qs-lake);
  text-decoration: none;
  border-bottom: 1px solid rgba(39, 194, 176, 0.4);
}

.page-products .pr-block a:hover,
.page-products .pr-block a:focus-visible {
  color: var(--qs-lime);
  border-bottom-color: var(--qs-lime);
}

.page-products .pr-block__lead {
  font-size: 17px !important;
  color: var(--qs-text);
}

.page-products .pr-block__grid {
  display: grid;
  gap: clamp(18px, 3vw, 36px);
  margin-top: 22px;
}

.page-products .pr-block__text {
  min-width: 0;
}

/* ---------- 图片 ---------- */
.page-products .pr-fig {
  margin: 0;
  min-width: 0;
}

.page-products .pr-fig img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--qs-line);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
}

.page-products .pr-fig__cap {
  margin-top: 8px;
  font-family: var(--qs-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--qs-mist);
}

.page-products .pr-fig--phone {
  max-width: 220px;
  margin-inline: auto;
}

.page-products .pr-fig--band {
  margin-bottom: 22px;
}

/* ---------- 步骤与列表 ---------- */
.page-products .pr-steps {
  list-style: none;
  counter-reset: prstep;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .pr-steps > li {
  position: relative;
  padding-left: 44px;
  font-size: 15px;
  line-height: 1.7;
}

.page-products .pr-steps > li::before {
  counter-increment: prstep;
  content: counter(prstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  padding: 1px 6px;
  font-family: var(--qs-mono);
  font-size: 12px;
  color: var(--qs-lake);
  border: 1px solid var(--qs-line);
}

.page-products .pr-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-products .pr-list > li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.7;
}

.page-products .pr-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 8px;
  height: 8px;
  background: var(--qs-orange);
  transform: rotate(45deg);
}

/* ---------- 指标组 ---------- */
.page-products .pr-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
  margin: 22px 0;
}

.page-products .pr-metric {
  padding: 14px 16px;
  background: var(--qs-stand);
  border-left: 3px solid var(--qs-orange);
}

.page-products .pr-metric__num {
  display: block;
  font-family: var(--qs-mono);
  font-size: 24px;
  line-height: 1.3;
  color: var(--qs-orange);
  font-variant-numeric: tabular-nums;
}

.page-products .pr-metric__label {
  display: block;
  margin-top: 2px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--qs-mist);
}

/* ---------- 两步路径 ---------- */
.page-products .pr-block__grid--path {
  grid-template-columns: minmax(0, 1fr);
}

.page-products .pr-path {
  padding: 20px;
  background: rgba(14, 37, 64, 0.7);
  border: 1px solid var(--qs-line);
}

.page-products .pr-path__title {
  margin: 0 0 12px !important;
  font-family: var(--qs-mono);
  font-size: 12px !important;
  letter-spacing: 0.14em;
  color: var(--qs-lime);
}

.page-products .pr-path__svg {
  display: block;
  width: 100%;
  max-width: 520px;
  height: auto;
}

.page-products .pr-path__node {
  fill: var(--qs-night);
  stroke: var(--qs-line);
  stroke-width: 2;
}

.page-products .pr-path__node--hot {
  stroke: var(--qs-lime);
}

.page-products .pr-path__label {
  font-family: var(--qs-display);
  font-size: 20px;
  font-weight: 700;
  fill: var(--qs-white);
}

.page-products .pr-path__line {
  stroke: var(--qs-line);
  stroke-width: 2;
  stroke-dasharray: 6 6;
}

.page-products .pr-path__arrow {
  fill: var(--qs-lake);
}

/* ---------- 纸面区块 ---------- */
.page-products .pr-block--paper {
  padding: clamp(22px, 4vw, 40px);
  margin-bottom: clamp(36px, 6vw, 64px);
  background: var(--qs-paper);
  color: var(--qs-ink);
  border-bottom: 0;
  clip-path: polygon(0 0, calc(100% - 28px) 0, 100% 28px, 100% 100%, 28px 100%, 0 calc(100% - 28px));
}

.page-products .pr-block--paper .pr-block__no {
  color: var(--qs-orange-deep);
  border-color: var(--qs-orange-deep);
}

.page-products .pr-block--paper .pr-block__title {
  color: var(--qs-ink);
}

.page-products .pr-block--paper .pr-block__sub {
  color: #6B5B4C;
}

.page-products .pr-block--paper p,
.page-products .pr-block--paper .pr-list > li {
  color: var(--qs-ink);
}

.page-products .pr-block--paper a {
  color: var(--qs-lake-deep);
  border-bottom-color: rgba(14, 114, 104, 0.45);
}

.page-products .pr-block--paper .pr-fig img {
  border-color: rgba(42, 33, 27, 0.22);
}

.page-products .pr-block--paper .pr-fig__cap {
  color: #6B5B4C;
}

/* ---------- 对照表 ---------- */
.page-products .pr-tablewrap {
  margin: 22px 0;
  overflow-x: auto;
  border: 1px solid var(--qs-line);
  -webkit-overflow-scrolling: touch;
}

.page-products .pr-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 15px;
  line-height: 1.6;
}

.page-products .pr-table__cap {
  padding: 12px 16px;
  text-align: left;
  font-family: var(--qs-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--qs-mist);
  background: var(--qs-stand);
  border-bottom: 1px solid var(--qs-line);
}

.page-products .pr-table thead th {
  padding: 12px 16px;
  text-align: left;
  font-family: var(--qs-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--qs-lime);
  background: rgba(14, 37, 64, 0.9);
  border-bottom: 1px solid var(--qs-line);
}

.page-products .pr-table tbody tr {
  height: 56px;
}

.page-products .pr-table tbody tr:nth-child(odd) {
  background: rgba(27, 62, 92, 0.32);
}

.page-products .pr-table tbody tr:not(:last-child) {
  border-bottom: 1px solid rgba(27, 62, 92, 0.6);
}

.page-products .pr-table tbody th {
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
  color: var(--qs-white);
  white-space: nowrap;
  vertical-align: top;
}

.page-products .pr-table td {
  padding: 12px 16px;
  color: var(--qs-text);
  vertical-align: top;
}

.page-products .pr-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--qs-orange);
  vertical-align: middle;
}

/* ---------- 下一步 ---------- */
.page-products .pr-next {
  padding: clamp(36px, 6vw, 72px) 0 clamp(48px, 8vw, 88px);
  background: var(--qs-stand);
  border-top: 1px solid var(--qs-line);
}

.page-products .pr-next__title {
  margin: 0 0 20px;
  font-family: var(--qs-display);
  font-weight: 800;
  font-size: clamp(24px, 3.2vw, 34px);
  line-height: 1.2;
  color: var(--qs-white);
}

.page-products .pr-next__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-products .pr-next__link {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4px 16px;
  padding: 16px 6px;
  text-decoration: none;
  border-top: 1px solid var(--qs-line);
  transition: padding-left 0.2s var(--qs-ease), background 0.2s var(--qs-ease);
}

.page-products .pr-next__list > li:last-child .pr-next__link {
  border-bottom: 1px solid var(--qs-line);
}

.page-products .pr-next__link:hover,
.page-products .pr-next__link:focus-visible {
  padding-left: 16px;
  background: rgba(39, 194, 176, 0.08);
}

.page-products .pr-next__label {
  font-family: var(--qs-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--qs-white);
}

.page-products .pr-next__desc {
  grid-column: 1 / 2;
  font-size: 13px;
  line-height: 1.65;
  color: var(--qs-mist);
}

.page-products .pr-next__arrow {
  grid-column: 2 / 3;
  grid-row: 1 / 3;
  align-self: center;
  font-family: var(--qs-mono);
  font-size: 18px;
  color: var(--qs-orange);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-products .pr-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: end;
  }

  .page-products .pr-block__grid--path {
    grid-template-columns: minmax(0, 220px) minmax(0, 1fr);
    align-items: center;
  }

  .page-products .pr-next__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 32px;
  }
}

@media (min-width: 860px) {
  .page-products .pr-block__grid--media {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.02fr);
    align-items: start;
  }
}

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

  .page-products .pr-rail {
    position: sticky;
    top: var(--pr-sticky);
  }

  .page-products .pr-rail__list {
    display: grid;
    gap: 10px;
    padding: 0;
    overflow: visible;
  }

  .page-products .pr-rail__list > li {
    flex: initial;
  }

  .page-products .pr-card {
    min-width: 0;
  }

  .page-products .pr-fig--phone {
    margin-inline: 0;
  }
}

@media (max-width: 420px) {
  .page-products .pr-h1 {
    font-size: 34px;
  }

  .page-products .pr-hero__link {
    grid-template-columns: auto 1fr;
  }

  .page-products .pr-hero__meta {
    grid-column: 2 / 3;
    font-size: 11px;
  }
}