.page-products {
  --ps-rule: 1px solid var(--c-line);
  --ps-pad: clamp(1.75rem, 4.5vw, 3rem);
  background:
    radial-gradient(120% 55% at 88% -8%, rgba(43, 233, 200, .09), transparent 62%),
    var(--c-night);
  color: var(--c-chalk);
  font-family: var(--f-body);
  overflow-x: clip;
}

.page-products *,
.page-products *::before,
.page-products *::after {
  box-sizing: border-box;
}

.page-products .ps-crumb-wrap {
  padding-top: clamp(1rem, 2.5vw, 1.6rem);
}

.page-products .ps-link {
  color: var(--c-accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 233, 200, .45);
  transition: border-color var(--cdx-dur) var(--cdx-ease), color var(--cdx-dur) var(--cdx-ease);
}

.page-products .ps-link:hover,
.page-products .ps-link:focus-visible {
  color: var(--c-chalk);
  border-bottom-color: var(--c-chalk);
}

/* ---------- 首屏 ---------- */

.ps-hero {
  position: relative;
  border-bottom: var(--ps-rule);
}

.ps-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(42, 74, 65, .55) 1px, transparent 1px),
    linear-gradient(90deg, rgba(42, 74, 65, .55) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(130% 100% at 16% 0%, #000 18%, transparent 76%);
  mask-image: radial-gradient(130% 100% at 16% 0%, #000 18%, transparent 76%);
  pointer-events: none;
}

.ps-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(1.75rem, 4vw, 2.75rem);
  padding-top: clamp(1.6rem, 4vw, 2.6rem);
  padding-bottom: clamp(2rem, 5vw, 3.5rem);
}

.ps-hero__title {
  margin: .7rem 0 0;
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(2rem, 6.4vw, 4.25rem);
  line-height: 1.06;
  letter-spacing: -.02em;
  max-width: 17ch;
}

.ps-hero__title em {
  font-style: normal;
  color: var(--c-accent);
}

.ps-hero__lead {
  margin: 1.1rem 0 0;
  max-width: 40em;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--c-chalk);
}

.ps-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin: 1.6rem 0 0;
}

.ps-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 2rem 0 0;
  background: var(--c-line);
  border: var(--ps-rule);
}

.ps-stats__item {
  background: var(--c-night);
  padding: .8rem .9rem 1rem;
}

.ps-stats__item dt {
  font-family: var(--f-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--c-muted);
}

.ps-stats__item dd {
  margin: .4rem 0 0;
  font-family: var(--f-mono);
  font-size: 1.15rem;
  color: var(--c-accent);
  font-variant-numeric: tabular-nums;
}

.ps-hero__media {
  position: relative;
  margin: 0;
  border: var(--ps-rule);
  background: var(--c-stand);
  padding: 8px;
}

.ps-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(.86) contrast(1.04);
}

.ps-hero__media::after {
  content: "";
  position: absolute;
  inset: 8px;
  background: linear-gradient(180deg, rgba(11, 43, 34, 0) 42%, rgba(11, 43, 34, .78) 100%);
  pointer-events: none;
}

.ps-hero__media .cdx-figure__caption {
  position: relative;
  z-index: 1;
}

/* ---------- 区块标题 ---------- */

.ps-sechead {
  padding-top: clamp(2.5rem, 6vw, 4rem);
  padding-bottom: clamp(1.25rem, 3vw, 2rem);
  border-top: 0;
}

.ps-h2 {
  margin: .6rem 0 0;
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(1.45rem, 3.6vw, 2.35rem);
  line-height: 1.2;
  letter-spacing: -.01em;
  max-width: 24ch;
}

.ps-sechead__note {
  margin: .9rem 0 0;
  max-width: 38em;
  font-size: .9rem;
  line-height: 1.75;
  color: var(--c-muted);
}

/* ---------- 横向服务带 ---------- */

.ps-overview {
  border-bottom: var(--ps-rule);
  background: var(--c-night);
}

.ps-scroller {
  overflow-x: auto;
  scroll-snap-type: x proximity;
  scrollbar-color: var(--c-line) var(--c-stand);
  padding-bottom: clamp(1.75rem, 4vw, 2.75rem);
  -webkit-overflow-scrolling: touch;
}

.ps-scroller:focus-visible {
  outline: 2px solid var(--c-accent);
  outline-offset: -2px;
}

.ps-scroller::-webkit-scrollbar {
  height: 6px;
}

.ps-scroller::-webkit-scrollbar-track {
  background: var(--c-stand);
}

.ps-scroller::-webkit-scrollbar-thumb {
  background: var(--c-line);
}

.ps-scroller__track {
  display: flex;
  align-items: stretch;
  gap: 14px;
  width: max-content;
  margin: 0;
  padding: 0 var(--cdx-gutter);
  list-style: none;
}

.ps-railcard {
  position: relative;
  display: flex;
  flex-direction: column;
  flex: 0 0 auto;
  width: min(80vw, 300px);
  scroll-snap-align: center;
  background: var(--c-stand);
  border: var(--ps-rule);
  padding: 1.1rem 1.1rem 1.25rem;
  transition: transform var(--cdx-dur) var(--cdx-ease), border-color var(--cdx-dur) var(--cdx-ease), background-color var(--cdx-dur) var(--cdx-ease);
}

.ps-railcard::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 42px;
  height: 3px;
  background: var(--c-accent);
}

.ps-railcard:hover,
.ps-railcard:focus-within {
  transform: translateY(-4px);
  border-color: var(--c-accent);
  background: var(--c-turf);
}

.ps-railcard__no {
  margin: 0;
  font-family: var(--f-mono);
  font-size: .78rem;
  letter-spacing: .18em;
  color: var(--c-gold);
}

.ps-railcard__title {
  margin: .55rem 0 0;
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.3;
}

.ps-railcard__role {
  margin: .45rem 0 0;
  font-family: var(--f-mono);
  font-size: .72rem;
  letter-spacing: .04em;
  color: var(--c-accent-2);
}

.ps-railcard__desc {
  margin: .8rem 0 0;
  font-size: .875rem;
  line-height: 1.7;
  color: var(--c-chalk);
}

.ps-railcard__fields {
  margin: 1rem 0 0;
  padding: .85rem 0 0;
  list-style: none;
  border-top: var(--ps-rule);
}

.ps-railcard__fields li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: .6rem;
  padding: .28rem 0;
}

.ps-railcard__fields span {
  font-size: .72rem;
  color: var(--c-muted);
  flex: 0 0 auto;
}

.ps-railcard__fields b {
  font-family: var(--f-mono);
  font-size: .78rem;
  font-weight: 500;
  color: var(--c-warn);
  text-align: right;
  font-variant-numeric: tabular-nums;
}

/* ---------- 服务明细：左窄右宽 ---------- */

.ps-catalog {
  background: var(--c-night);
  padding-bottom: clamp(2.5rem, 6vw, 4.5rem);
}

.ps-catalog__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 2.75rem);
}

.ps-catalog__rail {
  border: var(--ps-rule);
  background: var(--c-stand);
  padding: .5rem 0;
}

.ps-catalog__railtitle {
  margin: 0;
  padding: .55rem 1rem .8rem;
  font-family: var(--f-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--c-muted);
  border-bottom: var(--ps-rule);
}

.ps-catalog__rail ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.ps-catalog__rail li + li {
  border-top: var(--ps-rule);
}

.ps-catalog__rail a {
  display: flex;
  align-items: baseline;
  gap: .7rem;
  padding: .8rem 1rem;
  font-size: .875rem;
  color: var(--c-chalk);
  text-decoration: none;
  transition: background-color var(--cdx-dur) var(--cdx-ease), color var(--cdx-dur) var(--cdx-ease);
}

.ps-catalog__rail a:hover,
.ps-catalog__rail a:focus-visible {
  background: rgba(43, 233, 200, .09);
  color: var(--c-accent);
}

.ps-catalog__num {
  font-family: var(--f-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--c-gold);
  flex: 0 0 auto;
}

/* ---------- 单项服务 ---------- */

.ps-svc {
  position: relative;
  border-top: var(--ps-rule);
  padding: clamp(1.75rem, 4vw, 2.75rem) 0;
}

.ps-svc:first-child {
  border-top: 2px solid var(--c-accent);
  padding-top: clamp(1.5rem, 3vw, 2.25rem);
}

.ps-svc__head {
  display: flex;
  align-items: center;
  gap: .8rem;
  flex-wrap: wrap;
}

.ps-svc__badge {
  font-family: var(--f-mono);
  font-size: .74rem;
  letter-spacing: .12em;
  color: var(--c-ink);
  background: var(--c-accent);
  padding: .25rem .5rem;
  clip-path: polygon(0 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
  padding-right: .9rem;
}

.ps-svc__title {
  margin: 0;
  font-size: clamp(1.25rem, 3vw, 1.7rem);
  font-weight: 800;
  letter-spacing: -.01em;
  line-height: 1.25;
}

.ps-svc__lead {
  margin: 1.1rem 0 0;
  max-width: 40em;
  font-size: 1rem;
  line-height: 1.8;
}

.ps-svc__points {
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .55rem;
}

.ps-svc__points li {
  position: relative;
  padding-left: 1.1rem;
  font-size: .9rem;
  line-height: 1.7;
  color: var(--c-chalk);
}

.ps-svc__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 6px;
  height: 6px;
  background: var(--c-accent);
}

.ps-key {
  font-family: var(--f-mono);
  font-weight: 500;
  color: var(--c-gold);
}

.ps-svc__foot {
  margin: 1.25rem 0 0;
  padding-left: .9rem;
  border-left: 2px solid var(--c-line);
  max-width: 42em;
  font-size: .85rem;
  line-height: 1.75;
  color: var(--c-muted);
}

/* 字段清单 */

.ps-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
  background: var(--c-line);
  border: var(--ps-rule);
}

.ps-fields li {
  display: flex;
  flex-direction: column;
  gap: .35rem;
  background: var(--c-stand);
  padding: .75rem .8rem;
}

.ps-fields b {
  font-family: var(--f-mono);
  font-size: .78rem;
  font-weight: 500;
  letter-spacing: .04em;
  color: var(--c-accent);
}

.ps-fields span {
  font-size: .8rem;
  line-height: 1.6;
  color: var(--c-muted);
}

/* 图文错位 */

.ps-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.25rem, 3.5vw, 2.25rem);
  margin-top: 1.25rem;
  align-items: start;
}

.ps-svc__media {
  margin: 0;
  border: var(--ps-rule);
  background: var(--c-stand);
  padding: 6px;
}

.ps-svc__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(.85) contrast(1.04);
}

.ps-svc__media--wide {
  margin-top: 1.35rem;
}

/* 对阵树 SVG */

.ps-bracket {
  display: block;
  width: 100%;
  max-width: 560px;
  height: auto;
  margin: 1.5rem 0 0;
  border: var(--ps-rule);
  background: var(--c-stand);
  padding: .75rem;
}

.ps-bracket__ln {
  fill: none;
  stroke: var(--c-line);
  stroke-width: 1.5;
}

.ps-bracket__nd {
  fill: var(--c-night);
  stroke: var(--c-accent);
  stroke-width: 1.5;
}

.ps-bracket__nd--gold {
  stroke: var(--c-gold);
}

.ps-bracket__nd--warn {
  stroke: var(--c-warn);
  stroke-width: 2;
}

.ps-bracket__lbl {
  fill: var(--c-muted);
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .08em;
}

/* ---------- 面板模板缩略 ---------- */

.ps-templates {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: clamp(1.5rem, 3.5vw, 2.25rem);
}

.ps-tpl {
  border: var(--ps-rule);
  background: var(--c-stand);
  padding: .95rem 1rem 1.1rem;
  transition: border-color var(--cdx-dur) var(--cdx-ease), transform var(--cdx-dur) var(--cdx-ease);
}

.ps-tpl:hover {
  transform: translateY(-3px);
  border-color: var(--c-accent);
}

.ps-tpl__preview {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: .7rem;
  background: var(--c-night);
  border: 1px solid var(--c-line);
}

.ps-tpl__preview span {
  display: block;
  height: 6px;
  background: var(--c-line);
}

.ps-tpl__preview span:nth-child(1) {
  width: 76%;
  background: var(--c-accent);
}

.ps-tpl__preview span:nth-child(2) {
  width: 52%;
}

.ps-tpl__preview span:nth-child(3) {
  width: 88%;
}

.ps-tpl__preview span:nth-child(4) {
  width: 38%;
  background: var(--c-warn);
}

.ps-tpl__name {
  margin: .9rem 0 0;
  font-size: 1rem;
  font-weight: 700;
}

.ps-tpl__desc {
  margin: .45rem 0 0;
  font-size: .82rem;
  line-height: 1.7;
  color: var(--c-muted);
}

/* ---------- 开始合作 ---------- */

.ps-start {
  border-top: var(--ps-rule);
  background: var(--c-stand);
  padding-bottom: clamp(2.5rem, 6vw, 4.5rem);
}

.ps-start .ps-sechead {
  padding-top: clamp(2.25rem, 5vw, 3.5rem);
}

.ps-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--c-line);
  border: var(--ps-rule);
  counter-reset: none;
}

.ps-step {
  position: relative;
  background: var(--c-night);
  padding: 1.25rem 1.1rem 1.4rem;
}

.ps-step__no {
  display: block;
  font-family: var(--f-mono);
  font-size: .78rem;
  letter-spacing: .18em;
  color: var(--c-accent);
}

.ps-step__title {
  margin: .55rem 0 0;
  font-size: 1.05rem;
  font-weight: 700;
}

.ps-step__desc {
  margin: .5rem 0 0;
  font-size: .85rem;
  line-height: 1.72;
  color: var(--c-muted);
}

.ps-cta {
  display: grid;
  gap: 1.25rem;
  margin-top: clamp(1.75rem, 4vw, 2.5rem);
  padding: clamp(1.25rem, 3.5vw, 2rem);
  border: var(--ps-rule);
  border-left: 4px solid var(--c-accent);
  background:
    linear-gradient(120deg, rgba(43, 233, 200, .1), transparent 58%),
    var(--c-night);
}

.ps-cta__title {
  margin: 0;
  font-size: clamp(1.1rem, 2.6vw, 1.45rem);
  font-weight: 800;
  line-height: 1.3;
}

.ps-cta__desc {
  margin: .7rem 0 0;
  max-width: 44em;
  font-size: .9rem;
  line-height: 1.75;
  color: var(--c-muted);
}

.ps-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

/* ---------- 断点 ---------- */

@media (min-width: 640px) {
  .ps-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .ps-templates {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 920px) {
  .ps-hero__inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: end;
  }

  .ps-hero__lead {
    font-size: 1.05rem;
  }

  .ps-fields--three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .ps-templates {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

  .ps-cta__actions {
    justify-content: flex-end;
  }

  .ps-split--media-right {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  }

  .ps-split--narrow {
    grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
  }

  .ps-split--media-right .ps-svc__media,
  .ps-split--narrow .ps-svc__media {
    margin-top: 1.35rem;
  }
}

@media (min-width: 960px) {
  .ps-catalog__grid {
    grid-template-columns: minmax(190px, 220px) minmax(0, 1fr);
  }

  .ps-catalog__rail {
    position: sticky;
    top: 7.5rem;
    align-self: start;
  }

  .ps-railcard {
    width: 292px;
  }
}

@media (hover: hover) and (min-width: 960px) {
  .ps-railcard__fields {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    margin-top: 0;
    padding-top: 0;
    border-top-color: transparent;
    transition: max-height 320ms var(--cdx-ease), opacity 220ms var(--cdx-ease), margin-top 320ms var(--cdx-ease), padding-top 320ms var(--cdx-ease);
  }

  .ps-railcard:hover .ps-railcard__fields,
  .ps-railcard:focus-within .ps-railcard__fields {
    max-height: 14rem;
    opacity: 1;
    margin-top: 1rem;
    padding-top: .85rem;
    border-top-color: var(--c-line);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products *,
  .page-products *::before,
  .page-products *::after {
    transition-duration: 1ms !important;
    animation-duration: 1ms !important;
  }

  .ps-railcard:hover,
  .ps-tpl:hover {
    transform: none;
  }
}