.page-products {
  --pf-accent: var(--cyan);
  --pf-stock: var(--cyan);
  --pf-delivery: var(--orange);
  --pf-case: var(--violet);
  --pf-ink: var(--navy);
  display: block;
  background: var(--navy);
  color: var(--fg);
  overflow-x: hidden;
}

.page-products .pf-idx--ink {
  color: var(--navy);
}
.page-products .pf-idx--ink::before {
  background: var(--orange-ink);
}

/* ---------- 首屏 ---------- */
.page-products .pf-hero {
  padding: 22px 0 40px;
}
.page-products .pf-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 8vw, 62px);
  line-height: 1.12;
  letter-spacing: -.01em;
  color: var(--white);
  max-width: 22ch;
}
.page-products .pf-hero__lead {
  margin: 18px 0 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}
.page-products .pf-hero__stats {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}
.page-products .pf-stat {
  background: var(--navy-deep);
  padding: 16px 18px 18px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: relative;
  transition: background var(--dur) var(--ease);
}
.page-products .pf-stat::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: var(--pf-accent);
}
.page-products .pf-stat:hover {
  background: rgba(0, 229, 199, .07);
}
.page-products .pf-stat__num {
  font-size: clamp(26px, 7vw, 36px);
  font-weight: 700;
  color: var(--cyan);
  line-height: 1.1;
}
.page-products .pf-stat__k {
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--white);
}
.page-products .pf-stat__d {
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
  opacity: .82;
}
.page-products .pf-hero__jump {
  margin: 26px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 主题带通用 ---------- */
.page-products .pf-band {
  position: relative;
  padding: 46px 0 50px;
  border-top: 1px solid var(--line-soft);
}
.page-products .pf-band::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -1px;
  height: 3px;
  background: linear-gradient(90deg, var(--pf-accent) 0%, transparent 62%);
  opacity: .8;
}
.page-products .pf-band--stock {
  --pf-accent: var(--cyan);
  background: linear-gradient(180deg, rgba(0, 229, 199, .07), rgba(10, 37, 64, 0) 46%);
}
.page-products .pf-band--delivery {
  --pf-accent: var(--orange);
  background: linear-gradient(180deg, rgba(255, 122, 69, .08), rgba(10, 37, 64, 0) 46%);
}
.page-products .pf-band--return {
  --pf-accent: var(--moss);
  background: var(--navy-deep);
}
.page-products .pf-band--case {
  --pf-accent: var(--violet);
  background: linear-gradient(180deg, rgba(124, 92, 255, .09), rgba(10, 37, 64, 0) 48%);
}
.page-products .pf-band--version {
  --pf-accent: var(--clay);
  background: var(--navy-deep);
}
.page-products .pf-band__inner {
  row-gap: 28px;
}
.page-products .pf-band__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 5.4vw, 34px);
  line-height: 1.28;
  color: var(--white);
}
.page-products .pf-band__lead {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 指标卡叠层 ---------- */
.page-products .pf-metrics {
  margin: 22px 0 0;
  display: grid;
  gap: 8px;
}
.page-products .pf-metric {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 13px 16px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--pf-accent);
  border-radius: 4px;
  background: rgba(6, 23, 41, .78);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.page-products .pf-metric:nth-child(2) {
  margin-left: 10px;
}
.page-products .pf-metric:nth-child(3) {
  margin-left: 20px;
}
.page-products .pf-metric:hover {
  border-color: var(--pf-accent);
}
.page-products .pf-metric__num {
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: .02em;
}
.page-products .pf-metric__k {
  font-size: 13px;
  color: var(--mist);
  opacity: .86;
}

/* ---------- 图片 ---------- */
.page-products .pf-shot {
  margin: 22px 0 0;
  border-radius: 6px;
}
.page-products .pf-shot--sub {
  margin-top: 18px;
}

/* ---------- 可展开条目 ---------- */
.page-products .pf-facts {
  margin: 22px 0 0;
  border-top: 1px solid var(--line-soft);
}
.page-products .pf-item {
  border-bottom: 1px solid var(--line-soft);
}
.page-products .pf-item__q {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 26px 14px 0;
  position: relative;
  font-size: 15px;
  font-weight: 600;
  color: var(--white);
  transition: color var(--dur) var(--ease);
}
.page-products .pf-item__q::-webkit-details-marker {
  display: none;
}
.page-products .pf-item__q::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 17px;
  color: var(--pf-accent);
}
.page-products .pf-item[open] > .pf-item__q::after {
  content: "–";
}
.page-products .pf-item__q:hover,
.page-products .pf-item__q:focus-visible {
  color: var(--pf-accent);
}
.page-products .pf-item__a {
  padding: 0 0 16px;
}
.page-products .pf-item__a p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--mist);
  max-width: 64ch;
}

/* ---------- 交付路线 ---------- */
.page-products .pf-route {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}
.page-products .pf-route__node {
  position: relative;
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 4px 10px;
  padding: 12px 14px;
  background: rgba(6, 23, 41, .7);
  border-left: 2px solid var(--line);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.page-products .pf-route__node:hover {
  border-left-color: var(--orange);
  background: rgba(255, 122, 69, .1);
}
.page-products .pf-route__node--flag {
  border-left-color: var(--orange);
}
.page-products .pf-route__no {
  grid-row: span 2;
  font-size: 13px;
  color: var(--orange);
  padding-top: 2px;
}
.page-products .pf-route__name {
  font-size: 15px;
  font-weight: 600;
  color: var(--white);
}
.page-products .pf-route__d {
  grid-column: 2;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
  opacity: .86;
}
.page-products .pf-route__node--flag .pf-route__d {
  opacity: 1;
  color: var(--mist);
}

/* ---------- 退换 ---------- */
.page-products .pf-cases .pf-item__q {
  font-weight: 500;
}
.page-products .pf-cases .pf-item__q .tag {
  min-width: 34px;
  justify-content: center;
}
.page-products .pf-regions {
  margin: 26px 0 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--moss);
  border-radius: 4px;
  background: rgba(94, 122, 90, .1);
}
.page-products .pf-regions__k {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--moss);
}
.page-products .pf-regions__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}
.page-products .pf-regions__list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--mist);
}
.page-products .pf-regions__note {
  margin: 14px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
  opacity: .84;
}

/* ---------- 案例 ---------- */
.page-products .pf-tagcloud {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.page-products .pf-tagcloud .tag {
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-products .pf-tagcloud .tag:hover {
  transform: translateY(-2px);
  border-color: var(--violet);
}
.page-products .pf-caselist {
  margin: 22px 0 0;
  display: grid;
  gap: 14px;
}
.page-products .pf-caselist__row {
  padding: 16px 18px 18px;
  border: 1px solid var(--line-soft);
  border-radius: 6px;
  background: rgba(6, 23, 41, .72);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
  transition: border-color var(--dur) var(--ease);
}
.page-products .pf-caselist__row:hover {
  border-color: var(--violet);
}
.page-products .pf-caselist__meta {
  margin: 0;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--cyan);
}
.page-products .pf-caselist__t {
  margin: 8px 0 12px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--white);
}
.page-products .pf-caselist__dl {
  margin: 0;
  display: grid;
  gap: 8px;
}
.page-products .pf-caselist__dl > div {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 10px;
  align-items: start;
}
.page-products .pf-caselist__dl dt {
  font-size: 12.5px;
  color: var(--violet);
  padding-top: 2px;
}
.page-products .pf-caselist__dl dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}
.page-products .pf-inline-link {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}
.page-products .pf-inline-link a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 米白接入带 ---------- */
.page-products .pf-access {
  padding: 46px 0 50px;
}
.page-products .pf-access__head {
  max-width: 68ch;
}
.page-products .pf-access__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 5.4vw, 34px);
  line-height: 1.28;
  color: var(--navy);
}
.page-products .pf-access__lead {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--navy);
  opacity: .84;
}
.page-products .pf-table-wrap {
  margin: 26px 0 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.page-products .pf-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 14px;
}
.page-products .pf-table__cap {
  caption-side: top;
  text-align: left;
  padding-bottom: 10px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--navy);
  opacity: .7;
}
.page-products .pf-table th,
.page-products .pf-table td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid rgba(10, 37, 64, .16);
  color: var(--navy);
  vertical-align: top;
  line-height: 1.7;
}
.page-products .pf-table thead th {
  background: var(--navy);
  color: var(--white);
  font-weight: 600;
  border-bottom: none;
}
.page-products .pf-table tbody th {
  font-weight: 600;
  background: rgba(10, 37, 64, .05);
  white-space: nowrap;
}
.page-products .pf-table td.mono {
  color: var(--orange-ink);
  white-space: nowrap;
}
.page-products .pf-table tbody tr:hover td,
.page-products .pf-table tbody tr:hover th {
  background: rgba(0, 229, 199, .16);
}

/* ---------- 接入步骤 ---------- */
.page-products .pf-steps {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
  counter-reset: pfstep;
}
.page-products .pf-steps__item {
  position: relative;
  padding: 16px 18px;
  background: var(--white);
  border: 1px solid rgba(10, 37, 64, .14);
  border-radius: 4px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
}
.page-products .pf-steps__item::after {
  content: "";
  position: absolute;
  right: 12px;
  bottom: 8px;
  width: 34px;
  height: 2px;
  background: var(--orange);
  transform: rotate(-45deg);
  transform-origin: right bottom;
}
.page-products .pf-steps__no {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--orange-ink);
}
.page-products .pf-steps__t {
  margin: 8px 0 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--navy);
}
.page-products .pf-steps__item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--navy);
  opacity: .82;
}
.page-products .pf-access__cta {
  margin: 28px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.page-products .pf-access .btn--ghost {
  color: var(--navy);
  border-color: rgba(10, 37, 64, .34);
}
.page-products .pf-access .btn--ghost:hover {
  border-color: var(--navy);
}

/* ---------- 版本列表 ---------- */
.page-products .pf-vlist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line-soft);
}
.page-products .pf-vlist__row {
  display: grid;
  gap: 6px;
  padding: 16px 6px 16px 14px;
  border-bottom: 1px solid var(--line-soft);
  border-left: 2px solid transparent;
  transition: border-left-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.page-products .pf-vlist__row:hover {
  border-left-color: var(--clay);
  background: rgba(185, 113, 79, .1);
}
.page-products .pf-vlist__ver {
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--clay);
}
.page-products .pf-vlist__d {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
  max-width: 66ch;
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-products .pf-hero {
    padding: 30px 0 48px;
  }
  .page-products .pf-hero__stats {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-products .pf-band {
    padding: 56px 0 60px;
  }
  .page-products .pf-metrics {
    grid-template-columns: 1fr;
  }
  .page-products .pf-caselist__dl > div {
    grid-template-columns: 88px 1fr;
  }
  .page-products .pf-steps {
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
  }
  .page-products .pf-table {
    min-width: 0;
    font-size: 14.5px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1024px) {
  .page-products .pf-hero {
    padding: 42px 0 56px;
  }
  .page-products .pf-hero__stats {
    grid-template-columns: repeat(4, 1fr);
  }
  .page-products .pf-band {
    padding: 64px 0 68px;
  }
  .page-products .pf-band--stock .pf-band__inner,
  .page-products .pf-band--delivery .pf-band__inner,
  .page-products .pf-band--return .pf-band__inner,
  .page-products .pf-band--case .pf-band__inner,
  .page-products .pf-band--version .pf-band__inner {
    align-items: start;
  }
  .page-products .pf-band--delivery .pf-band__head {
    order: 2;
  }
  .page-products .pf-band--delivery .pf-band__body {
    order: 1;
  }
  .page-products .pf-band--case .pf-band__head {
    order: 2;
  }
  .page-products .pf-band--case .pf-band__body {
    order: 1;
  }
  .page-products .pf-vlist__row {
    grid-template-columns: 190px 1fr;
    align-items: baseline;
    gap: 18px;
  }
  .page-products .pf-access {
    padding: 64px 0 70px;
  }
}